{"title":"Filter Wrenches","description":"  ","products":[{"product_id":"watts-wr100-full-circle-filter-wrench-for-standard-10-20-housings","title":"Watts (WR100) Full Circle Filter Wrench for Standard 10\" \u0026 20\" Housings","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap .ro-hero{background:linear-gradient(135deg,var(--deep) 0%,var(--ocean) 50%,#1a5276 100%);color:var(--white);padding:52px 40px 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.ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\nThe Watts WR100 Full Circle Filter Wrench is a professional-grade tool designed to remove and install standard 10-inch and 20-inch filter housings without the struggle. Built with directional indicators and a full-circle grip design, this wrench delivers the leverage needed to break tight seals on stubborn housings.\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eWatts WR100 Full Circle Wrench Specs\u003c\/h2\u003e\n\u003cdiv class=\"spec-cards\"\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eModel Number\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eWR100\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eWatts OEM part\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eCompatible Housings\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003e10\" \u0026amp; 20\"\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eStandard size\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eLength\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003e10 inches\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eAmple leverage\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eOuter Diameter\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003e5 inches\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eFull circle grip\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eDesign Type\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eFull Circle\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003e360° contact\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eDirectional Guides\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eOPEN\/CLOSE\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eLabeled with arrows\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eTECHNICAL DETAILS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eConstruction \u0026amp; Features\u003c\/h2\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eWatts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eWR100 (also sold as TGI Pure FH-WWF\/3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTool Type\u003c\/td\u003e\n\u003ctd\u003eFull Circle Filter Housing Wrench\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e10\" length × 5\" outer diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrip Style\u003c\/td\u003e\n\u003ctd\u003eFull-circle contact design for even pressure distribution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDirectional Markings\u003c\/td\u003e\n\u003ctd\u003e\"OPEN\" and \"CLOSE\" with directional arrows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard 10-inch and 20-inch filter housings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY \u0026amp; APPLICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eWhat It Works With\u003c\/h2\u003e\n\u003cp\u003eThe Watts WR100 filter wrench fits standard 10-inch and 20-inch whole house filter housings from Watts, Pentek, Culligan, GE, Whirlpool, and most major brands using the industry-standard sump diameter. The full-circle design distributes torque evenly around the housing, reducing the risk of cracking or cross-threading compared to strap or adjustable wrenches. Ideal for homeowners performing routine filter changes and technicians servicing residential and light commercial filtration systems. Works with both clear and opaque housings in sediment, carbon block, and specialty filter applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pro-tip\"\u003e\n💧 \u003cstrong\u003ePro Tip:\u003c\/strong\u003e Before using the wrench, depressurize the housing completely using the red pressure release button. A small amount of food-grade silicone grease on the o-ring during reinstallation makes the next filter change significantly easier and helps prevent over-tightening.\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":35470054326434,"sku":"WR100","price":4.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/watts-wr100-full-circle-filter-wrench-for-standard-10-20-housings-910644.jpg?v=1762459395"},{"product_id":"puret-wr-3bk-full-flow-commercial-circle-filter-wrench","title":"PureT (WR-3BK) Full Flow-Commercial Circle Filter Wrench","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    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20px;margin-top:20px;box-sizing:border-box;width:100% !important;}\n  .ro-wrap .pro-tip-icon{font-size:22px !important;display:inline;margin-right:8px;line-height:1.6 !important;}\n  .ro-wrap .pro-tip p{font-size:18px !important;color:#5a4500;line-height:1.6 !important;margin:0;display:block;width:100%;}\n  .ro-wrap .pro-tip strong{color:#3d2e00;}\n  .ro-wrap .install-steps{counter-reset:step;list-style:none;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:14px;}\n  .ro-wrap .install-steps li{counter-increment:step;display:flex;align-items:flex-start;gap:14px;font-size:18px !important;color:var(--text);}\n  .ro-wrap .install-steps li::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ocean);color:white;font-size:15px !important;font-weight:700;flex-shrink:0;margin-top:1px;}\n  .ro-wrap 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!important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003eProfessional Filter Maintenance Tool\u003c\/div\u003e\n\u003ch2\u003ePureT \u003cem\u003eWR-3BK Full Flow Commercial Circle Filter Wrench\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"ro-tagline\"\u003eHeavy-duty wrench designed for commercial and full-flow filter housing removal\u003c\/div\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003e✓ Commercial-grade construction\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003e✓ Full-flow housing compatibility\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003e✓ Professional service tool\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\n\u003cp\u003eThe \u003cstrong\u003ePureT WR-3BK\u003c\/strong\u003e filter wrench is engineered specifically for commercial and full-flow filter housings that standard wrenches cannot accommodate. This circle-style wrench provides the leverage and grip needed to service \u003cstrong\u003eheavy-duty filter systems\u003c\/strong\u003e without damaging housing threads or o-ring seals. Essential for technicians working with high-capacity commercial filtration installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eKEY FEATURES\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eBuilt for Commercial Applications\u003c\/h3\u003e\n\u003cdiv class=\"ro-feature-grid\"\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e🔧\u003c\/span\u003e\n\u003ch3\u003eCircle Wrench Design\u003c\/h3\u003e\n\u003cp\u003eEncircles housing for even pressure distribution, preventing stress fractures and ensuring safe removal of tight sumps\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e💪\u003c\/span\u003e\n\u003ch3\u003eHeavy-Duty Build\u003c\/h3\u003e\n\u003cp\u003eConstructed to handle the torque requirements of commercial and full-flow housings with larger diameters and tighter seals\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e🏭\u003c\/span\u003e\n\u003ch3\u003eCommercial Housing Fit\u003c\/h3\u003e\n\u003cp\u003eSized for full-flow and heavy-duty filter housings, not compatible with standard slim or Big Blue residential housings\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e⚙️\u003c\/span\u003e\n\u003ch3\u003eService Efficiency\u003c\/h3\u003e\n\u003cp\u003eReduces filter change time and physical strain during routine maintenance on high-capacity systems\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY \u0026amp; APPLICATIONS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eCompatible Housing Models\u003c\/h3\u003e\n\u003cp\u003eThe WR-3BK wrench is designed for PureT commercial and full-flow filter housings including: \u003cstrong\u003eB890-BK34\u003c\/strong\u003e, \u003cstrong\u003eB890-BK34-PR\u003c\/strong\u003e, \u003cstrong\u003eC891-BK34\u003c\/strong\u003e, \u003cstrong\u003eC891-BK34-PR\u003c\/strong\u003e, \u003cstrong\u003eW891-BK34\u003c\/strong\u003e, and \u003cstrong\u003eW891-BK34-PR\u003c\/strong\u003e. This wrench does not fit Big Blue housings or standard\/slim residential housings. Verify your housing model number before ordering to ensure proper fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\n\u003cp\u003ePureT manufactures professional-grade filtration tools for service technicians and facility managers maintaining commercial water treatment systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"PureT","offers":[{"title":"Default Title","offer_id":35471096381602,"sku":"WR-3BK","price":4.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-5536875544738-padded.jpg?v=1777268724"},{"product_id":"watts-fh-wwh-universal-half-filter-wrench","title":"Watts (FH-WWH) Universal Half Filter Wrench","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    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!important;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--aqua);margin-bottom:12px;}\n  .ro-wrap .ro-hero h2{font-family:'DM Serif Display',serif;font-size:clamp(26px,4vw,40px) !important;line-height:1.15;font-weight:400;margin-bottom:16px;color:var(--white);}\n  .ro-wrap .ro-hero h2 em{font-style:italic;color:var(--aqua);}\n  .ro-wrap .ro-tagline{font-size:18px !important;color:rgba(255,255,255,.75);font-weight:300;margin-bottom:28px;}\n  .ro-wrap .ro-badges{display:flex;flex-wrap:wrap;gap:10px;}\n  .ro-wrap .ro-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:var(--white);font-size:15px !important;font-weight:500;padding:6px 14px;border-radius:40px;backdrop-filter:blur(6px);}\n  .ro-wrap .ro-callout{background:var(--offwhite);border-left:4px solid var(--sky);padding:20px 24px;}\n  .ro-wrap .ro-callout p{font-size:18px !important;color:var(--text);line-height:1.7;margin:0;}\n  .ro-wrap .ro-callout strong{color:var(--ocean);}\n  .ro-wrap .ro-section{padding:36px 40px;border-bottom:1px solid var(--slate);}\n  .ro-wrap .ro-label{font-size:13px !important;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--sky);margin-bottom:8px;}\n  .ro-wrap .ro-title{font-family:'DM Serif Display',serif;font-size:24px !important;color:var(--deep);margin-bottom:20px;font-weight:400;}\n  .ro-wrap .stage-pipeline{display:flex;flex-direction:column;gap:0;margin-top:4px;}\n  .ro-wrap .stage-row{display:flex;flex-direction:row;gap:12px;position:relative;min-width:0;align-items:flex-start;width:100%;box-sizing:border-box;}\n  .ro-wrap .stage-row:not(:last-child) .stage-line{position:absolute;left:17px;top:40px;bottom:0;width:2px;background:var(--slate);}\n  .ro-wrap 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li::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ocean);color:white;font-size:15px !important;font-weight:700;flex-shrink:0;margin-top:1px;}\n  .ro-wrap .filter-schedule{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .schedule-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .schedule-card .interval{font-size:22px !important;font-family:'DM Serif Display',serif;color:var(--sky);font-weight:400;margin-bottom:4px;}\n  .ro-wrap .schedule-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .schedule-card p{font-size:15px !important;color:var(--muted);margin:0;line-height:1.45;}\n  .ro-wrap .benefits-strip{display:flex;flex-wrap:wrap;background:var(--deep);color:var(--white);border-radius:0 0 var(--radius) var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\nThe Watts FH-WWH Universal Half Filter Wrench is designed to simplify housing removal on both slim and standard filter housings without the bulk of a full wrench. Its half-circle design provides the leverage you need while allowing easier access in tight installations.\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eTool Design \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cdiv class=\"spec-cards\"\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eModel\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eFH-WWH\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eWatts OEM part number\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eTool Type\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eHalf Wrench\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eHalf-circle design\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eHousing Fit\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eUniversal\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eSlim \u0026amp; standard sizes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eManufacturer\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eWatts\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eTrusted brand\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eTECHNICAL DETAILS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eProduct Information\u003c\/h2\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eFH-WWH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWrench Style\u003c\/td\u003e\n\u003ctd\u003eHalf-circle universal filter wrench\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Compatibility\u003c\/td\u003e\n\u003ctd\u003eSlim and standard filter housings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWatts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eWater filter housing removal and installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign Benefit\u003c\/td\u003e\n\u003ctd\u003eCompact profile for tight spaces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY \u0026amp; APPLICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eWhat It Works With\u003c\/h2\u003e\n\u003cp\u003eThe Watts FH-WWH works with most standard 10-inch and 20-inch filter housings in both slim (2.5-inch) and standard (4.5-inch) diameters. This half wrench is ideal for installations where space is limited or where a full wrench would be cumbersome, including under-sink systems, tight utility rooms, and residential point-of-entry setups. Compatible with Watts, Pentek, and most other major brand housings that use a standard wrench interface.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pro-tip\"\u003e\n💧 A half wrench offers better access in cramped under-sink spaces and is easier to store than full-circle wrenches, but keep a rag handy when loosening housings to catch residual water.\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":35471194259618,"sku":"FH-WWH","price":4.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/watts-fh-wwh-universal-half-filter-wrench-837362.jpg?v=1762460206"},{"product_id":"pentek-144368-sw-4-spanner-wrench-20-bb","title":"Pentek - SW-4 Wrench for #20 Big Blue Housings","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap .ro-hero{background:linear-gradient(135deg,var(--deep) 0%,var(--ocean) 50%,#1a5276 100%);color:var(--white);padding:52px 40px 44px;position:relative;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0;}\n  .ro-wrap .ro-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 95% 45%,rgba(77,208,225,.15) 0%,transparent 65%),radial-gradient(ellipse 40% 40% at 5% 80%,rgba(255,255,255,.05) 0%,transparent 60%);pointer-events:none;}\n  .ro-wrap .ro-eyebrow{font-size:13px 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var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003ePentek Filter Housing Tool\u003c\/div\u003e\n\u003ch2\u003eSW-4 Wrench for \u003cem\u003e#20 Big Blue Housings\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"ro-tagline\"\u003eHeavy-duty plastic wrench engineered to loosen standard 20-inch Big Blue filter sumps without cracking or stripping threads\u003c\/p\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003eModel 144368\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eBig Blue Compatible\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eDurable Construction\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eWHY IT WORKS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003ePurpose-built leverage for standard Big Blue housings\u003c\/h3\u003e\n\u003cdiv class=\"ro-feature-grid\"\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🔧\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003ePrecision Fit Design\u003c\/h3\u003e\n\u003cp\u003eMolded specifically for Pentek #20 Big Blue sump dimensions, ensuring solid contact without slipping or damaging housing threads\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e💪\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eHigh-Strength Plastic\u003c\/h3\u003e\n\u003cp\u003eEngineered polymer construction delivers the grip needed to break loose pressure-sealed sumps without the weight or rust issues of metal wrenches\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e⚙️\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eHousing-Safe Material\u003c\/h3\u003e\n\u003cp\u003eNon-marring plastic protects sump exteriors and prevents the thread damage that can occur with pliers or improper tools\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🏠\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eUniversal Application\u003c\/h3\u003e\n\u003cp\u003eWorks with Big Blue housings across residential, commercial, and industrial installations including drinking water, irrigation, and process filtration\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eCompatible filter housings\u003c\/h3\u003e\n\u003cp\u003eThis Pentek SW-4 wrench (model 144368) fits all standard Pentek #20 Big Blue filter housings, including the 150237, 150238, 150470, 150471 series and equivalent 20-inch housings from other manufacturers that use the same sump diameter. Designed for use with housings that accommodate standard 20\" x 4.5\" filter cartridges in whole-house, point-of-entry, and commercial water treatment applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eMAINTENANCE\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eWhen you'll need this tool\u003c\/h3\u003e\n\u003cdiv class=\"filter-schedule\"\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eEvery 3-6 Months\u003c\/div\u003e\n\u003ch4\u003eStandard Filter Changes\u003c\/h4\u003e\n\u003cp\u003eUse the SW-4 wrench each time you replace sediment, carbon block, or specialty cartridges in your Big Blue housing to access the sump safely\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eAs Needed\u003c\/div\u003e\n\u003ch4\u003eHousing Inspection\u003c\/h4\u003e\n\u003cp\u003eRemove the sump to inspect O-rings, clean internal surfaces, or check for sediment buildup that could compromise filter performance\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eSeasonal\u003c\/div\u003e\n\u003ch4\u003eIrrigation \u0026amp; Process Systems\u003c\/h4\u003e\n\u003cp\u003eOpen housings at the start and end of operating seasons for irrigation or industrial applications to verify system integrity\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"benefits-strip\"\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🛡️\u003c\/div\u003e\n\u003ch4\u003ePrevents Damage\u003c\/h4\u003e\n\u003cp\u003eEliminates the risk of cracked sumps or stripped threads from using pliers or adjustable wrenches\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e⏱️\u003c\/div\u003e\n\u003ch4\u003eFaster Changes\u003c\/h4\u003e\n\u003cp\u003eProper leverage means less time fighting with stuck housings during routine maintenance\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e💰\u003c\/div\u003e\n\u003ch4\u003eProtect Your Investment\u003c\/h4\u003e\n\u003cp\u003eA simple tool that prevents costly housing replacements from improper removal techniques\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🔩\u003c\/div\u003e\n\u003ch4\u003eEssential Accessory\u003c\/h4\u003e\n\u003cp\u003eEvery Big Blue housing owner should have the correct wrench on hand for safe, effective maintenance\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Pentek","offers":[{"title":"Single","offer_id":42660976197803,"sku":"144368","price":7.4,"currency_code":"USD","in_stock":true},{"title":"Three Pack","offer_id":42660976230571,"sku":"3x 144368","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/pentek-sw-4-wrench-for-20-big-blue-housings-823382.jpg?v=1762460547"},{"product_id":"watts-f164003-dual-housing-and-ro-membrane-filter-housing-wrench","title":"Watts (F164003) Dual Housing and RO Membrane Filter Housing Wrench","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap 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.interval{font-size:22px !important;font-family:'DM Serif Display',serif;color:var(--sky);font-weight:400;margin-bottom:4px;}\n  .ro-wrap .schedule-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .schedule-card p{font-size:15px !important;color:var(--muted);margin:0;line-height:1.45;}\n  .ro-wrap .benefits-strip{display:flex;flex-wrap:wrap;background:var(--deep);color:var(--white);border-radius:0 0 var(--radius) var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n  \u003cdiv class=\"ro-callout\"\u003e\n    The Watts F164003 dual housing and RO membrane filter housing wrench is purpose-built to grip and loosen stubborn membrane housings and dual filter caps without damage. Essential for any reverse osmosis system installation or membrane replacement, this 8.5-inch wrench provides the leverage needed to break seals on housings that are hand-tight or sealed with water pressure.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eWatts F164003 Housing Wrench Details\u003c\/h2\u003e\n    \u003ctable class=\"specs-table\"\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eManufacturer\u003c\/td\u003e\n        \u003ctd\u003eWatts\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eModel Number\u003c\/td\u003e\n        \u003ctd\u003eF164003\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eLength\u003c\/td\u003e\n        \u003ctd\u003e8.5 inches\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eWidth\u003c\/td\u003e\n        \u003ctd\u003e4 inches\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eWrench Type\u003c\/td\u003e\n        \u003ctd\u003eDual-purpose: RO membrane housing and standard filter housing\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eConstruction\u003c\/td\u003e\n        \u003ctd\u003eDurable plastic with molded grip surfaces\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eApplication\u003c\/td\u003e\n        \u003ctd\u003eReverse osmosis membrane housings and dual filter caps\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eColor\u003c\/td\u003e\n        \u003ctd\u003eRed\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eINSTALLATION \u0026amp; USE\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eHow to Use the Watts F164003 Wrench\u003c\/h2\u003e\n    \u003col class=\"install-steps\"\u003e\n      \u003cli\u003eShut off water supply to the reverse osmosis system or filter housing and relieve system pressure by opening the faucet or using the pressure release button if available.\u003c\/li\u003e\n      \u003cli\u003eSelect the appropriate end of the wrench based on your housing size. The larger opening fits standard dual filter housings, while the smaller end is designed for RO membrane housings.\u003c\/li\u003e\n      \u003cli\u003ePlace the wrench over the housing cap, ensuring the interior teeth engage fully with the ridges or flat surfaces of the cap.\u003c\/li\u003e\n      \u003cli\u003eTurn counterclockwise with steady, even pressure to break the seal and loosen the housing. Avoid jerking motions that could crack the housing.\u003c\/li\u003e\n      \u003cli\u003eOnce loosened, remove the wrench and finish unscrewing the cap by hand to access the membrane or filter cartridge.\u003c\/li\u003e\n    \u003c\/ol\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eWorks with Watts and Most Standard RO Systems\u003c\/h2\u003e\n    \u003cp\u003eThe Watts F164003 wrench is designed to fit Watts reverse osmosis membrane housings and standard dual filter housing caps found in most residential RO systems. The dual-sided design accommodates different housing diameters, making it compatible with Watts Premier, APEC, iSpring, and other brands using standard 3-inch and 4-inch membrane housings. This wrench is particularly useful for 10-inch and 20-inch housings where hand-tightening creates seals that are difficult to break without proper leverage.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"pro-tip\"\u003e\n    🔧 \u003cstrong\u003ePro tip:\u003c\/strong\u003e Before using the wrench, wipe any moisture or slippery residue from both the housing cap and the wrench interior to ensure maximum grip. If a housing is extremely stubborn, tap the wrench gently with your palm while maintaining counterclockwise pressure to help break the seal without applying excessive force that could crack the plastic.\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":35471657205922,"sku":"F164003","price":11.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-5536993837218-padded.jpg?v=1777270846"},{"product_id":"puret-wr-4w-big-blue-filter-housing-wrench-for-908-907-and-gts-series","title":"PureT (WR-4W) Big Blue Filter Housing Wrench for 908, 907, and GTS series","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap .ro-hero{background:linear-gradient(135deg,var(--deep) 0%,var(--ocean) 50%,#1a5276 100%);color:var(--white);padding:52px 40px 44px;position:relative;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0;}\n  .ro-wrap .ro-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 95% 45%,rgba(77,208,225,.15) 0%,transparent 65%),radial-gradient(ellipse 40% 40% at 5% 80%,rgba(255,255,255,.05) 0%,transparent 60%);pointer-events:none;}\n  .ro-wrap .ro-eyebrow{font-size:13px !important;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--aqua);margin-bottom:12px;}\n  .ro-wrap .ro-hero h2{font-family:'DM Serif Display',serif;font-size:clamp(26px,4vw,40px) !important;line-height:1.15;font-weight:400;margin-bottom:16px;color:var(--white);}\n  .ro-wrap .ro-hero h2 em{font-style:italic;color:var(--aqua);}\n  .ro-wrap .ro-tagline{font-size:18px !important;color:rgba(255,255,255,.75);font-weight:300;margin-bottom:28px;}\n  .ro-wrap .ro-badges{display:flex;flex-wrap:wrap;gap:10px;}\n  .ro-wrap .ro-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:var(--white);font-size:15px !important;font-weight:500;padding:6px 14px;border-radius:40px;backdrop-filter:blur(6px);}\n  .ro-wrap .ro-callout{background:var(--offwhite);border-left:4px solid var(--sky);padding:20px 24px;}\n  .ro-wrap .ro-callout p{font-size:18px !important;color:var(--text);line-height:1.7;margin:0;}\n  .ro-wrap .ro-callout strong{color:var(--ocean);}\n  .ro-wrap .ro-section{padding:36px 40px;border-bottom:1px solid var(--slate);}\n  .ro-wrap .ro-label{font-size:13px !important;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--sky);margin-bottom:8px;}\n  .ro-wrap .ro-title{font-family:'DM Serif Display',serif;font-size:24px !important;color:var(--deep);margin-bottom:20px;font-weight:400;}\n  .ro-wrap .stage-pipeline{display:flex;flex-direction:column;gap:0;margin-top:4px;}\n  .ro-wrap .stage-row{display:flex;flex-direction:row;gap:12px;position:relative;min-width:0;align-items:flex-start;width:100%;box-sizing:border-box;}\n  .ro-wrap .stage-row:not(:last-child) .stage-line{position:absolute;left:17px;top:40px;bottom:0;width:2px;background:var(--slate);}\n  .ro-wrap .stage-num{width:36px;height:36px;min-width:36px;max-width:36px;border-radius:50%;background:linear-gradient(135deg,var(--ocean),var(--sky));color:white;display:flex;align-items:center;justify-content:center;font-size:16px !important;font-weight:700;flex:0 0 36px;position:relative;z-index:1;margin-top:16px;}\n  .ro-wrap .stage-body{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px 18px;margin-bottom:12px;flex:1 1 0;min-width:0;overflow:hidden;overflow-wrap:break-word;word-break:break-word;box-sizing:border-box;}\n  .ro-wrap .stage-body h3{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:8px;margin-top:6px;}\n  .ro-wrap .stage-tag{display:block;font-size:12px !important;font-weight:700;letter-spacing:.04em;text-transform:uppercase;background:var(--slate);color:var(--ocean);padding:3px 8px;border-radius:4px;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;line-height:1.5 !important;box-sizing:border-box;}\n  .ro-wrap .stage-body p{font-size:18px !important;color:var(--muted);line-height:1.6;margin:0;display:block;}\n  .ro-wrap .stage-body .stage-part{font-size:15px !important;color:var(--sky);margin-top:6px;font-weight:500;}\n  .ro-wrap .specs-table{width:100%;border-collapse:collapse;font-size:18px !important;}\n  .ro-wrap .specs-table tr{border-bottom:1px solid var(--slate);}\n  .ro-wrap .specs-table tr:last-child{border-bottom:none;}\n  .ro-wrap .specs-table td{padding:11px 6px;vertical-align:top;}\n  .ro-wrap .specs-table td:first-child{font-weight:500;color:var(--deep);width:44%;padding-right:16px;}\n  .ro-wrap .specs-table td:last-child{color:var(--muted);}\n  .ro-wrap .specs-table tr:hover td{background:var(--offwhite);}\n  .ro-wrap .conditions-table{width:100%;border-collapse:collapse;font-size:18px !important;margin-top:4px;}\n  .ro-wrap .conditions-table th{background:var(--deep);color:var(--white);font-size:15px !important;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:10px 12px;text-align:left;}\n  .ro-wrap .conditions-table th:first-child{border-radius:var(--radius) 0 0 0;}\n  .ro-wrap .conditions-table th:last-child{border-radius:0 var(--radius) 0 0;}\n  .ro-wrap .conditions-table td{padding:10px 12px;border-bottom:1px solid var(--slate);color:var(--text);}\n  .ro-wrap .conditions-table tr:nth-child(even) td{background:var(--offwhite);}\n  .ro-wrap .ro-feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(220px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .ro-feature-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:20px 18px;}\n  .ro-wrap .ro-feat-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--ocean),var(--sky));border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;}\n  .ro-wrap .ro-feature-card h3{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .ro-feature-card p{font-size:18px !important;color:var(--muted);line-height:1.55;margin:0;}\n  .ro-wrap .pro-tip{display:block;background:#fffbeb;border:1px solid #f5d87a;border-radius:var(--radius);padding:18px 20px;margin-top:20px;box-sizing:border-box;width:100% !important;}\n  .ro-wrap .pro-tip-icon{font-size:22px !important;display:inline;margin-right:8px;line-height:1.6 !important;}\n  .ro-wrap .pro-tip p{font-size:18px !important;color:#5a4500;line-height:1.6 !important;margin:0;display:block;width:100%;}\n  .ro-wrap .pro-tip strong{color:#3d2e00;}\n  .ro-wrap .install-steps{counter-reset:step;list-style:none;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:14px;}\n  .ro-wrap .install-steps li{counter-increment:step;display:flex;align-items:flex-start;gap:14px;font-size:18px !important;color:var(--text);}\n  .ro-wrap .install-steps li::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ocean);color:white;font-size:15px !important;font-weight:700;flex-shrink:0;margin-top:1px;}\n  .ro-wrap .filter-schedule{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .schedule-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .schedule-card .interval{font-size:22px !important;font-family:'DM Serif Display',serif;color:var(--sky);font-weight:400;margin-bottom:4px;}\n  .ro-wrap .schedule-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .schedule-card p{font-size:15px !important;color:var(--muted);margin:0;line-height:1.45;}\n  .ro-wrap .benefits-strip{display:flex;flex-wrap:wrap;background:var(--deep);color:var(--white);border-radius:0 0 var(--radius) var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\nThe PureT WR-4W Big Blue Filter Housing Wrench is engineered specifically for 908, 907, and Intelifil GTS series housings, delivering the leverage and grip needed to open stubborn filter sumps without damage. This white polymer wrench eliminates the frustration of hand-tightened housings and prevents cracking or cross-threading during routine cartridge changes.\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"spec-cards\"\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eCompatible Series\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003e908 \/ 907 \/ GTS\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003ePureT and Intelifil housings\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eHousing Type\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eBig Blue\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eStandard 10\" and 20\" sumps\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eMaterial\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003ePolymer\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eWhite durable construction\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eTool Type\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eHousing Wrench\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003ePrevents hand strain\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eTECHNICAL DETAILS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eWR-4W (also listed as 4R-4W, FH-WWFB\/3, WR-4B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePureT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Housing Series\u003c\/td\u003e\n\u003ctd\u003ePureT 908, PureT 907, Intelifil GTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Size\u003c\/td\u003e\n\u003ctd\u003eBig Blue (standard 4.5\" diameter sumps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eFilter cartridge replacement and housing maintenance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eInjection-molded polymer with ergonomic grip design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY \u0026amp; APPLICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eSystem Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe WR-4W wrench is designed for PureT 908 and 907 series Big Blue filter housings, as well as Intelifil GTS series housings that share the same sump diameter and thread pattern. This tool is essential for whole-house filtration systems, well water applications, and commercial installations where housings are serviced quarterly or semi-annually. The polymer construction grips the housing firmly without marring the finish, while the leverage design reduces the force required to break the seal on O-ring seated sumps. Not compatible with slim-line housings or standard 10\" household canisters.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pro-tip\"\u003e\n💧 Always relieve system pressure using the red button on top of the housing before using the wrench. A quick quarter-turn counterclockwise is usually enough to break the seal, then you can unscrew by hand to avoid over-torquing on reassembly.\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"PureT","offers":[{"title":"Default Title","offer_id":35472291627170,"sku":"WR-4W","price":6.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/puret-wr-4w-big-blue-filter-housing-wrench-for-908-907-and-gts-series-566151.jpg?v=1762460820"},{"product_id":"pentek-150539-sw-1a-spanner-wrench-slim-line","title":"Pentek - SW-1A Spanner Wrench for Slim Line Housings","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    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!important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003ePentek Filter Housing Tool\u003c\/div\u003e\n\u003ch2\u003e\n\u003cem\u003eSW-1A Spanner Wrench\u003c\/em\u003e for Slim Line Housings\u003c\/h2\u003e\n\u003cp class=\"ro-tagline\"\u003ePurpose-built plastic wrench designed to loosen Pentek Slim Line filter housing sumps without cracking or damage\u003c\/p\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003e✓ Fits all Pentek Slim Line housings\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003e✓ Durable reinforced plastic\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003e✓ Essential maintenance tool\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\n\u003cp\u003eThe Pentek 150539 SW-1A (formerly SW-1) is engineered specifically for Pentek Slim Line filter housing sumps, providing the grip and leverage needed for routine cartridge changes. Constructed from \u003cstrong\u003ehigh-strength plastic\u003c\/strong\u003e that won't crack housings during removal, this wrench is an essential tool for anyone maintaining residential, commercial, or irrigation filtration systems with Slim Line components.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eKEY FEATURES\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eDesigned for Slim Line Filter Housings\u003c\/h3\u003e\n\u003cdiv class=\"ro-feature-grid\"\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e🔧\u003c\/span\u003e\n\u003ch3\u003ePerfect Fit\u003c\/h3\u003e\n\u003cp\u003eEngineered to match the exact dimensions of Pentek Slim Line housing sumps for secure, slip-free grip\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e💪\u003c\/span\u003e\n\u003ch3\u003eStrong Plastic Construction\u003c\/h3\u003e\n\u003cp\u003eReinforced polymer material provides durability and flexibility without the risk of cracking filter housings\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e⚙️\u003c\/span\u003e\n\u003ch3\u003eRoutine Maintenance\u003c\/h3\u003e\n\u003cp\u003eMakes cartridge replacement quick and straightforward, even on housings tightened by water pressure\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cspan class=\"ro-feat-icon\"\u003e🏠\u003c\/span\u003e\n\u003ch3\u003eMulti-Application\u003c\/h3\u003e\n\u003cp\u003eWorks across residential drinking water, irrigation, and light commercial filtration installations\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY \u0026amp; APPLICATIONS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eCompatible Systems\u003c\/h3\u003e\n\u003cp\u003eThe Pentek SW-1A wrench is compatible with all Pentek Slim Line filter housing models. These housings are widely used in point-of-use drinking water systems, under-sink filtration, whole-house sediment and carbon filtration, irrigation pre-filtration, and light commercial water treatment. If you're servicing Pentek Slim Line housings in any application, this is the correct removal tool.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\n\u003cp\u003ePentek has manufactured reliable water filtration components since 1966, meeting ISO 9001 and 14001 standards for quality and environmental management.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Pentek","offers":[{"title":"Default Title","offer_id":35472413032610,"sku":"150539","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-5537107083426-padded.jpg?v=1777268151"},{"product_id":"pentek-sw-2-spanner-wrench-3-4-housing","title":"Pentek - SW-2 Spanner Wrench - 3\/4\" Housing","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  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.benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003ePentek Filter Housing Tool\u003c\/div\u003e\n\u003ch2\u003eSW-2 Spanner Wrench for \u003cem\u003e3\/4\" Standard Housings\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"ro-tagline\"\u003eCorrosion-resistant plastic wrench designed to simplify filter cartridge changes in Pentek standard 3\/4\" housings without damaging threads or seals\u003c\/p\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003ePentek Original\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003e3\/4\" Housing Compatible\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003ePlastic Construction\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eWHY IT WORKS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eEngineered for Pentek Standard Housings\u003c\/h3\u003e\n\u003cdiv class=\"ro-feature-grid\"\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🔧\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003ePrecision Fit\u003c\/h3\u003e\n\u003cp\u003eMolded specifically for Pentek 3\/4\" standard housing sumps with exact tooth spacing to engage housing grooves without slippage\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e💪\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eLeverage Advantage\u003c\/h3\u003e\n\u003cp\u003eExtended handle design multiplies torque to break seal on tight housings while reducing hand strain during routine cartridge changes\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🛡️\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eCorrosion Proof\u003c\/h3\u003e\n\u003cp\u003eDurable plastic construction resists rust and chemical degradation from prolonged contact with water and common treatment chemicals\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🎯\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eThread Protection\u003c\/h3\u003e\n\u003cp\u003eSmooth engagement prevents cross-threading and housing damage that can occur when attempting to open sumps with pliers or pipe wrenches\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eWorks with Pentek 3\/4\" Standard Housings\u003c\/h3\u003e\n\u003cp\u003eThe SW-2 spanner wrench is designed for use with all Pentek standard 3\/4\" filter housings including the 150233, 150234, 150237, 150470, 150471, 150472, 150473, 150474, and 150475 series. Compatible with both clear and opaque sump housings in 5\", 10\", and 20\" cartridge sizes. Not compatible with slim-line, big blue, or heavy-duty housings which require different wrench models.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eMAINTENANCE\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eWhen to Use the SW-2 Wrench\u003c\/h3\u003e\n\u003cdiv class=\"filter-schedule\"\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eEvery 3-6 Months\u003c\/div\u003e\n\u003ch4\u003eSediment Cartridge Changes\u003c\/h4\u003e\n\u003cp\u003eUse the SW-2 to open housings when replacing sediment filters based on water clarity or pressure drop across the system\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eEvery 6-12 Months\u003c\/div\u003e\n\u003ch4\u003eCarbon Block Replacement\u003c\/h4\u003e\n\u003cp\u003eApply wrench to access carbon block cartridges when taste, odor, or chlorine removal performance begins to decline\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eAs Needed\u003c\/div\u003e\n\u003ch4\u003eO-Ring Inspection\u003c\/h4\u003e\n\u003cp\u003eRemove housing sump periodically to check o-ring condition and apply food-grade silicone lubricant to maintain proper seal\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"benefits-strip\"\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🏭\u003c\/div\u003e\n\u003ch4\u003ePentair Quality\u003c\/h4\u003e\n\u003cp\u003eManufactured by Pentair to ISO 9001 and 14001 standards with precise tolerances for reliable long-term use\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e⚡\u003c\/div\u003e\n\u003ch4\u003eFaster Service\u003c\/h4\u003e\n\u003cp\u003eReduces filter change time from 10+ minutes of struggling to under 60 seconds with proper tool engagement\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e💰\u003c\/div\u003e\n\u003ch4\u003ePrevents Damage\u003c\/h4\u003e\n\u003cp\u003eProtects your investment by avoiding housing cracks and thread damage that result from improper opening techniques\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🔄\u003c\/div\u003e\n\u003ch4\u003eReusable Tool\u003c\/h4\u003e\n\u003cp\u003eOne wrench lasts for hundreds of cartridge changes across multiple compatible Pentek housing installations\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Pentek","offers":[{"title":"Single","offer_id":42774643277995,"sku":"150295","price":7.3,"currency_code":"USD","in_stock":true},{"title":"Two Pack","offer_id":42774643310763,"sku":"2x 150295","price":14.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/pentek-sw-2-spanner-wrench-34-housing-970566.jpg?v=1762460830"},{"product_id":"pentek-150296-sw-3-spanner-wrench-10-bb","title":"Pentek - SW-3 Wrench for #10 Big Blue Housings","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap .ro-hero{background:linear-gradient(135deg,var(--deep) 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.ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003ePentek 150296\u003c\/div\u003e\n\u003ch2\u003eSW-3 Spanner Wrench for \u003cem\u003e#10 Big Blue Housings\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"ro-tagline\"\u003eHeavy-duty plastic wrench designed to loosen Pentek #10 Big Blue filter housing sumps without cracking or stripping\u003c\/p\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003eProfessional Tool\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eBig Blue Compatible\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eWHY IT WORKS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eBuilt for leverage and grip on large diameter housings\u003c\/h3\u003e\n\u003cdiv class=\"ro-feature-grid\"\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🔧\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eProper Fit\u003c\/h3\u003e\n\u003cp\u003eMolded specifically for Pentek #10 Big Blue housing sumps, ensuring secure contact without slippage or damage to the sump threads\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e💪\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eStrong Plastic\u003c\/h3\u003e\n\u003cp\u003eReinforced construction provides the torque needed to break seals on pressurized housings without cracking under force\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🛡️\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eHousing Protection\u003c\/h3\u003e\n\u003cp\u003ePlastic construction won't scratch or mar the exterior finish of your filter housing like metal wrenches can\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e⚙️\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eMaintenance Essential\u003c\/h3\u003e\n\u003cp\u003eMakes routine filter changes faster and easier, especially after months of pressure have sealed the O-ring to the housing\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eFits all Pentek #10 Big Blue housings\u003c\/h3\u003e\n\u003cp\u003eThe SW-3 wrench is engineered for Pentek #10 Big Blue filter housings used across residential, commercial, and industrial applications. Compatible with standard 10-inch Big Blue sumps from the Pentek product line, including housings used for sediment filtration, carbon filtration, drinking water systems, irrigation pre-filtration, and industrial process water treatment. This is the correct wrench for any Pentek Big Blue housing with a #10 sump diameter.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eMAINTENANCE\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eWhen to use this wrench\u003c\/h3\u003e\n\u003cdiv class=\"filter-schedule\"\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eEvery Filter Change\u003c\/div\u003e\n\u003ch4\u003eSump Removal\u003c\/h4\u003e\n\u003cp\u003eUse the SW-3 wrench each time you replace your filter cartridge to safely loosen the housing sump without over-torquing or damaging threads\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eEvery 6-12 Months\u003c\/div\u003e\n\u003ch4\u003eHousing Cleaning\u003c\/h4\u003e\n\u003cp\u003eRemove the sump to clean sediment buildup from the bottom of the housing and inspect the O-ring for wear or damage\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"schedule-card\"\u003e\n\u003cdiv class=\"interval\"\u003eAs Needed\u003c\/div\u003e\n\u003ch4\u003eO-Ring Replacement\u003c\/h4\u003e\n\u003cp\u003eWhen replacing a worn or damaged O-ring, the wrench provides controlled leverage to avoid cross-threading during reassembly\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"benefits-strip\"\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🔩\u003c\/div\u003e\n\u003ch4\u003eNo More Stuck Housings\u003c\/h4\u003e\n\u003cp\u003eProper leverage prevents the frustration of housings sealed tight by pressure and time\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e⏱️\u003c\/div\u003e\n\u003ch4\u003eFaster Service\u003c\/h4\u003e\n\u003cp\u003eReduces filter change time and makes routine maintenance less of a chore\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🛠️\u003c\/div\u003e\n\u003ch4\u003eProfessional Grade\u003c\/h4\u003e\n\u003cp\u003eThe same tool used by water treatment professionals and installers in the field\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Pentek","offers":[{"title":"Default Title","offer_id":35472414441634,"sku":"150296","price":8.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-5537107378338-padded.jpg?v=1777268159"},{"product_id":"pentek-bw-fhwr-filter-wrench-for-20-big-blue-white-or-clear-housings","title":"Pentek - BW-FHWR - Filter Wrench for #20 Big Blue White, or Clear Housings","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap .ro-hero{background:linear-gradient(135deg,var(--deep) 0%,var(--ocean) 50%,#1a5276 100%);color:var(--white);padding:52px 40px 44px;position:relative;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0;}\n  .ro-wrap .ro-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 95% 45%,rgba(77,208,225,.15) 0%,transparent 65%),radial-gradient(ellipse 40% 40% at 5% 80%,rgba(255,255,255,.05) 0%,transparent 60%);pointer-events:none;}\n  .ro-wrap .ro-eyebrow{font-size:13px 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.benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003ePentek Filter Housing Tool\u003c\/div\u003e\n\u003ch2\u003eBW-FHWR Big Blue Filter Wrench\u003c\/h2\u003e\n\u003cdiv class=\"ro-tagline\"\u003eProfessional-grade wrench designed for #20 Big Blue, Big White, and Big Clear filter housings\u003c\/div\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003eFits Standard 20\" Housings\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eDurable Construction\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eEssential Maintenance Tool\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\n\u003cp\u003eThe Pentek 144880 BW-FHWR wrench is purpose-built to grip and turn large diameter filter housings without slipping or cracking the sump. If you've ever struggled to loosen an over-tightened Big Blue housing by hand, this tool eliminates the frustration and prevents damage to threads or O-rings.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eTool Details\u003c\/h3\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eModel Number\u003c\/td\u003e\n\u003ctd class=\"spec-val\"\u003eBW-FHWR (Pentek 144880)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eCompatible Housing Size\u003c\/td\u003e\n\u003ctd class=\"spec-val\"\u003e#20 Big Blue, Big White, Big Clear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eHousing Diameter\u003c\/td\u003e\n\u003ctd class=\"spec-val\"\u003eStandard 20\" housings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eMaterial\u003c\/td\u003e\n\u003ctd class=\"spec-val\"\u003eHeavy-duty polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eApplication\u003c\/td\u003e\n\u003ctd class=\"spec-val\"\u003eTightening and loosening filter sumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eHousing Fitment\u003c\/h3\u003e\n\u003cp\u003eThis wrench is engineered specifically for Pentek #20 Big Blue, Big White, and Big Clear filter housings. It works with both opaque white and transparent clear sumps in the 20-inch standard size. The tool provides the leverage needed to break the seal on housings that have been in service for extended periods, while the contoured grip surface distributes pressure evenly to avoid stress fractures in the sump bowl.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Pentek","offers":[{"title":"Default Title","offer_id":35472417063074,"sku":"144880","price":12.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/pentek-bw-fhwr-filter-wrench-for-20-big-blue-white-or-clear-housings-869549.jpg?v=1762460832"},{"product_id":"puret-wr-4bk-wrench-for-whole-house-water-filter-replacement-of-big-blue-bb-filter-housings-full-circle-black-color","title":"PureT (WR-4BK) Wrench for Whole House Water Filter Replacement of Big Blue (BB) Filter Housings, Full Circle, Black Color","description":"\n\u003clink 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!important;box-sizing:border-box;}\n  .ro-wrap .stage-body p{font-size:18px !important;color:var(--muted);line-height:1.6;margin:0;display:block;}\n  .ro-wrap .stage-body .stage-part{font-size:15px !important;color:var(--sky);margin-top:6px;font-weight:500;}\n  .ro-wrap .specs-table{width:100%;border-collapse:collapse;font-size:18px !important;}\n  .ro-wrap .specs-table tr{border-bottom:1px solid var(--slate);}\n  .ro-wrap .specs-table tr:last-child{border-bottom:none;}\n  .ro-wrap .specs-table td{padding:11px 6px;vertical-align:top;}\n  .ro-wrap .specs-table td:first-child{font-weight:500;color:var(--deep);width:44%;padding-right:16px;}\n  .ro-wrap .specs-table td:last-child{color:var(--muted);}\n  .ro-wrap .specs-table tr:hover td{background:var(--offwhite);}\n  .ro-wrap .conditions-table{width:100%;border-collapse:collapse;font-size:18px !important;margin-top:4px;}\n  .ro-wrap .conditions-table th{background:var(--deep);color:var(--white);font-size:15px 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li::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ocean);color:white;font-size:15px !important;font-weight:700;flex-shrink:0;margin-top:1px;}\n  .ro-wrap .filter-schedule{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .schedule-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .schedule-card .interval{font-size:22px !important;font-family:'DM Serif Display',serif;color:var(--sky);font-weight:400;margin-bottom:4px;}\n  .ro-wrap .schedule-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .schedule-card p{font-size:15px !important;color:var(--muted);margin:0;line-height:1.45;}\n  .ro-wrap .benefits-strip{display:flex;flex-wrap:wrap;background:var(--deep);color:var(--white);border-radius:0 0 var(--radius) var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003ePureT Professional Filter Tools\u003c\/div\u003e\n\u003ch2\u003ePureT \u003cem\u003eWR-4BK Full Circle Filter Housing Wrench\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"ro-tagline\"\u003eHeavy-duty wrench designed for Big Blue filter housing cartridge replacement. Full-circle grip, 5-7\/8 inch inner diameter, durable black construction.\u003c\/p\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003eProfessional Grade\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eFull Circle Design\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eBig Blue Compatible\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eWHY IT WORKS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eBuilt for leverage and durability on standard Big Blue housings\u003c\/h3\u003e\n\u003cdiv class=\"ro-feature-grid\"\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🔧\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eFull Circle Grip\u003c\/h3\u003e\n\u003cp\u003eComplete 360-degree contact distributes torque evenly across the housing rim, reducing slippage and preventing damage to housing threads during cartridge changes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e📏\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003e5-7\/8 Inch Inner Diameter\u003c\/h3\u003e\n\u003cp\u003ePrecision-sized for standard Big Blue filter housings used in whole house water systems. Fits 10-inch, 20-inch, and larger BB housings from major manufacturers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e💪\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eHeavy Duty Plastic\u003c\/h3\u003e\n\u003cp\u003eThick reinforced polymer construction withstands repeated use without cracking. Strong enough for over-tightened housings, gentle enough to avoid housing damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🖤\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eProfessional Black Finish\u003c\/h3\u003e\n\u003cp\u003eDurable black material resists staining and wear. Easy to locate in tool kits and service vehicles. Built for installers and homeowners alike.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eWorks with standard Big Blue filter housings\u003c\/h3\u003e\n\u003cp\u003eThe PureT WR-4BK wrench fits Big Blue (BB) filter housings with 5-7\/8 inch rim diameter, including 10-inch, 20-inch, and larger cartridge housings. Compatible with PureT 908 and 907 series housings, FH-WWFB\/3 models, HWR-20-BB housings, and most standard Big Blue housings from Pentek, iSpring, Hydronix, and other manufacturers using the industry-standard Big Blue format. Not suitable for slim-line or junior housings with smaller diameters.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"benefits-strip\"\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🔄\u003c\/div\u003e\n\u003ch4\u003eSimplifies Maintenance\u003c\/h4\u003e\n\u003cp\u003eMakes filter cartridge replacement faster and easier, even with housings tightened by water pressure over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🛡️\u003c\/div\u003e\n\u003ch4\u003ePrevents Housing Damage\u003c\/h4\u003e\n\u003cp\u003eEven torque distribution protects housing threads and rims from the stress cracks caused by makeshift tools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e⚡\u003c\/div\u003e\n\u003ch4\u003eEssential Service Tool\u003c\/h4\u003e\n\u003cp\u003eStandard equipment for water treatment professionals and a must-have for homeowners with whole house filtration systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"PureT","offers":[{"title":"Default Title","offer_id":35473344168098,"sku":"WR-4BK","price":6.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-5537241923746-padded.jpg?v=1777268731"},{"product_id":"watts-ww-ff-filter-housing-wrench-for-watts-full-flow-b-b-series","title":"Watts (WW-FF) Filter Housing Wrench for Watts Full-Flow (B-B) Series","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap .ro-hero{background:linear-gradient(135deg,var(--deep) 0%,var(--ocean) 50%,#1a5276 100%);color:var(--white);padding:52px 40px 44px;position:relative;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0;}\n  .ro-wrap .ro-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 95% 45%,rgba(77,208,225,.15) 0%,transparent 65%),radial-gradient(ellipse 40% 40% at 5% 80%,rgba(255,255,255,.05) 0%,transparent 60%);pointer-events:none;}\n  .ro-wrap .ro-eyebrow{font-size:13px !important;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--aqua);margin-bottom:12px;}\n  .ro-wrap .ro-hero h2{font-family:'DM Serif Display',serif;font-size:clamp(26px,4vw,40px) !important;line-height:1.15;font-weight:400;margin-bottom:16px;color:var(--white);}\n  .ro-wrap .ro-hero h2 em{font-style:italic;color:var(--aqua);}\n  .ro-wrap .ro-tagline{font-size:18px !important;color:rgba(255,255,255,.75);font-weight:300;margin-bottom:28px;}\n  .ro-wrap .ro-badges{display:flex;flex-wrap:wrap;gap:10px;}\n  .ro-wrap .ro-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:var(--white);font-size:15px !important;font-weight:500;padding:6px 14px;border-radius:40px;backdrop-filter:blur(6px);}\n  .ro-wrap .ro-callout{background:var(--offwhite);border-left:4px solid var(--sky);padding:20px 24px;}\n  .ro-wrap .ro-callout p{font-size:18px !important;color:var(--text);line-height:1.7;margin:0;}\n  .ro-wrap .ro-callout strong{color:var(--ocean);}\n  .ro-wrap .ro-section{padding:36px 40px;border-bottom:1px solid var(--slate);}\n  .ro-wrap .ro-label{font-size:13px !important;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--sky);margin-bottom:8px;}\n  .ro-wrap .ro-title{font-family:'DM Serif Display',serif;font-size:24px !important;color:var(--deep);margin-bottom:20px;font-weight:400;}\n  .ro-wrap .stage-pipeline{display:flex;flex-direction:column;gap:0;margin-top:4px;}\n  .ro-wrap .stage-row{display:flex;flex-direction:row;gap:12px;position:relative;min-width:0;align-items:flex-start;width:100%;box-sizing:border-box;}\n  .ro-wrap .stage-row:not(:last-child) .stage-line{position:absolute;left:17px;top:40px;bottom:0;width:2px;background:var(--slate);}\n  .ro-wrap .stage-num{width:36px;height:36px;min-width:36px;max-width:36px;border-radius:50%;background:linear-gradient(135deg,var(--ocean),var(--sky));color:white;display:flex;align-items:center;justify-content:center;font-size:16px !important;font-weight:700;flex:0 0 36px;position:relative;z-index:1;margin-top:16px;}\n  .ro-wrap .stage-body{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px 18px;margin-bottom:12px;flex:1 1 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.pro-tip p{font-size:18px !important;color:#5a4500;line-height:1.6 !important;margin:0;display:block;width:100%;}\n  .ro-wrap .pro-tip strong{color:#3d2e00;}\n  .ro-wrap .install-steps{counter-reset:step;list-style:none;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:14px;}\n  .ro-wrap .install-steps li{counter-increment:step;display:flex;align-items:flex-start;gap:14px;font-size:18px !important;color:var(--text);}\n  .ro-wrap .install-steps li::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ocean);color:white;font-size:15px !important;font-weight:700;flex-shrink:0;margin-top:1px;}\n  .ro-wrap .filter-schedule{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .schedule-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .schedule-card .interval{font-size:22px !important;font-family:'DM Serif Display',serif;color:var(--sky);font-weight:400;margin-bottom:4px;}\n  .ro-wrap .schedule-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .schedule-card p{font-size:15px !important;color:var(--muted);margin:0;line-height:1.45;}\n  .ro-wrap .benefits-strip{display:flex;flex-wrap:wrap;background:var(--deep);color:var(--white);border-radius:0 0 var(--radius) var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003eWatts Filter Housing Maintenance\u003c\/div\u003e\n\u003ch2\u003eWatts (WW-FF) Filter Housing Wrench for Full-Flow (B-B) Series\u003c\/h2\u003e\n\u003cdiv class=\"ro-tagline\"\u003ePurpose-built wrench for opening and servicing Watts Full-Flow filter housings without damaging sumps or seals\u003c\/div\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003eWatts Full-Flow Compatible\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eB-B Series\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eHousing Tool\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\n\u003cp\u003eThe Watts WW-FF wrench is engineered specifically for Watts Full-Flow (B-B) series filter housings, providing the leverage needed to break seal tension without cracking sumps or stripping threads. This tool eliminates the risk of damaging your housing during routine cartridge replacements, which can happen when using adjustable pliers or strap wrenches not designed for the housing's contours.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eTool Details\u003c\/h3\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eModel Number\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eWW-FF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eCompatible Series\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eWatts Full-Flow (B-B) Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eMaterial\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eDurable plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eFunction\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eFilter housing sump removal and installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-key\"\u003eApplication\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eResidential and light commercial filter housings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eWorks With These Housings\u003c\/h3\u003e\n\u003cp\u003eThis wrench is designed exclusively for Watts Full-Flow (B-B) series filter housings, including models commonly used in whole-house and point-of-entry filtration applications. The tool's contoured gripping surface matches the sump profile to distribute torque evenly and prevent stress fractures. Not compatible with slimline housings, standard 10-inch Big Blue housings, or other manufacturer's filter systems. Verify your housing model number before ordering to ensure proper fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":35474345590946,"sku":"WW-FF","price":7.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/watts-ww-ff-filter-housing-wrench-for-watts-full-flow-b-b-series-556639.jpg?v=1762461336"},{"product_id":"puret-wr-13w-big-blue-filter-housing-wrench-for-c908-housings","title":"PureT (WR-13W) Big Blue Filter Housing Wrench for C908 housings","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM Sans',sans-serif;color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:break-word;word-break:break-word;min-width:0;\n  }\n  .ro-wrap .ro-hero{background:linear-gradient(135deg,var(--deep) 0%,var(--ocean) 50%,#1a5276 100%);color:var(--white);padding:52px 40px 44px;position:relative;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0;}\n  .ro-wrap .ro-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 95% 45%,rgba(77,208,225,.15) 0%,transparent 65%),radial-gradient(ellipse 40% 40% at 5% 80%,rgba(255,255,255,.05) 0%,transparent 60%);pointer-events:none;}\n  .ro-wrap .ro-eyebrow{font-size:13px !important;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--aqua);margin-bottom:12px;}\n  .ro-wrap .ro-hero h2{font-family:'DM Serif Display',serif;font-size:clamp(26px,4vw,40px) !important;line-height:1.15;font-weight:400;margin-bottom:16px;color:var(--white);}\n  .ro-wrap .ro-hero h2 em{font-style:italic;color:var(--aqua);}\n  .ro-wrap .ro-tagline{font-size:18px !important;color:rgba(255,255,255,.75);font-weight:300;margin-bottom:28px;}\n  .ro-wrap .ro-badges{display:flex;flex-wrap:wrap;gap:10px;}\n  .ro-wrap .ro-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:var(--white);font-size:15px !important;font-weight:500;padding:6px 14px;border-radius:40px;backdrop-filter:blur(6px);}\n  .ro-wrap .ro-callout{background:var(--offwhite);border-left:4px solid var(--sky);padding:20px 24px;}\n  .ro-wrap .ro-callout p{font-size:18px !important;color:var(--text);line-height:1.7;margin:0;}\n  .ro-wrap .ro-callout strong{color:var(--ocean);}\n  .ro-wrap .ro-section{padding:36px 40px;border-bottom:1px solid var(--slate);}\n  .ro-wrap .ro-label{font-size:13px !important;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--sky);margin-bottom:8px;}\n  .ro-wrap .ro-title{font-family:'DM Serif Display',serif;font-size:24px !important;color:var(--deep);margin-bottom:20px;font-weight:400;}\n  .ro-wrap .stage-pipeline{display:flex;flex-direction:column;gap:0;margin-top:4px;}\n  .ro-wrap .stage-row{display:flex;flex-direction:row;gap:12px;position:relative;min-width:0;align-items:flex-start;width:100%;box-sizing:border-box;}\n  .ro-wrap .stage-row:not(:last-child) .stage-line{position:absolute;left:17px;top:40px;bottom:0;width:2px;background:var(--slate);}\n  .ro-wrap .stage-num{width:36px;height:36px;min-width:36px;max-width:36px;border-radius:50%;background:linear-gradient(135deg,var(--ocean),var(--sky));color:white;display:flex;align-items:center;justify-content:center;font-size:16px !important;font-weight:700;flex:0 0 36px;position:relative;z-index:1;margin-top:16px;}\n  .ro-wrap .stage-body{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px 18px;margin-bottom:12px;flex:1 1 0;min-width:0;overflow:hidden;overflow-wrap:break-word;word-break:break-word;box-sizing:border-box;}\n  .ro-wrap .stage-body h3{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:8px;margin-top:6px;}\n  .ro-wrap .stage-tag{display:block;font-size:12px !important;font-weight:700;letter-spacing:.04em;text-transform:uppercase;background:var(--slate);color:var(--ocean);padding:3px 8px;border-radius:4px;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;line-height:1.5 !important;box-sizing:border-box;}\n  .ro-wrap .stage-body p{font-size:18px !important;color:var(--muted);line-height:1.6;margin:0;display:block;}\n  .ro-wrap .stage-body .stage-part{font-size:15px !important;color:var(--sky);margin-top:6px;font-weight:500;}\n  .ro-wrap .specs-table{width:100%;border-collapse:collapse;font-size:18px !important;}\n  .ro-wrap .specs-table tr{border-bottom:1px solid var(--slate);}\n  .ro-wrap .specs-table tr:last-child{border-bottom:none;}\n  .ro-wrap .specs-table td{padding:11px 6px;vertical-align:top;}\n  .ro-wrap .specs-table td:first-child{font-weight:500;color:var(--deep);width:44%;padding-right:16px;}\n  .ro-wrap .specs-table td:last-child{color:var(--muted);}\n  .ro-wrap .specs-table tr:hover td{background:var(--offwhite);}\n  .ro-wrap .conditions-table{width:100%;border-collapse:collapse;font-size:18px !important;margin-top:4px;}\n  .ro-wrap .conditions-table th{background:var(--deep);color:var(--white);font-size:15px !important;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:10px 12px;text-align:left;}\n  .ro-wrap .conditions-table th:first-child{border-radius:var(--radius) 0 0 0;}\n  .ro-wrap .conditions-table th:last-child{border-radius:0 var(--radius) 0 0;}\n  .ro-wrap .conditions-table td{padding:10px 12px;border-bottom:1px solid var(--slate);color:var(--text);}\n  .ro-wrap .conditions-table tr:nth-child(even) td{background:var(--offwhite);}\n  .ro-wrap .ro-feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(220px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .ro-feature-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:20px 18px;}\n  .ro-wrap .ro-feat-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--ocean),var(--sky));border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;}\n  .ro-wrap .ro-feature-card h3{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .ro-feature-card p{font-size:18px !important;color:var(--muted);line-height:1.55;margin:0;}\n  .ro-wrap .pro-tip{display:block;background:#fffbeb;border:1px solid #f5d87a;border-radius:var(--radius);padding:18px 20px;margin-top:20px;box-sizing:border-box;width:100% !important;}\n  .ro-wrap .pro-tip-icon{font-size:22px !important;display:inline;margin-right:8px;line-height:1.6 !important;}\n  .ro-wrap .pro-tip p{font-size:18px !important;color:#5a4500;line-height:1.6 !important;margin:0;display:block;width:100%;}\n  .ro-wrap .pro-tip strong{color:#3d2e00;}\n  .ro-wrap .install-steps{counter-reset:step;list-style:none;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:14px;}\n  .ro-wrap .install-steps li{counter-increment:step;display:flex;align-items:flex-start;gap:14px;font-size:18px !important;color:var(--text);}\n  .ro-wrap .install-steps li::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ocean);color:white;font-size:15px !important;font-weight:700;flex-shrink:0;margin-top:1px;}\n  .ro-wrap .filter-schedule{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .schedule-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .schedule-card .interval{font-size:22px !important;font-family:'DM Serif Display',serif;color:var(--sky);font-weight:400;margin-bottom:4px;}\n  .ro-wrap .schedule-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .schedule-card p{font-size:15px !important;color:var(--muted);margin:0;line-height:1.45;}\n  .ro-wrap .benefits-strip{display:flex;flex-wrap:wrap;background:var(--deep);color:var(--white);border-radius:0 0 var(--radius) var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-callout\"\u003e\nThe PureT WR-13W is a heavy-duty wrench designed specifically for opening and closing 10-inch and 20-inch Big Blue filter housings in the C908 and C907 series. This white polypropylene wrench provides the leverage needed to break the seal on tight housings without damaging threads or causing leaks during routine filter changes.\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eWR-13W Wrench Specifications\u003c\/h2\u003e\n\u003cdiv class=\"spec-cards\"\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eModel Number\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eWR-13W\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003ePureT OEM part\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eMaterial\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003ePolypropylene\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eChemical resistant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eColor\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eWhite\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eStandard finish\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eHousing Compatibility\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eC908 \/ C907\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eBig Blue series\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eSize Range\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003e10\" \u0026amp; 20\"\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eStandard housings\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"sc-label\"\u003eCross Reference\u003c\/div\u003e\n\u003cdiv class=\"sc-value\"\u003eFH-WWFB\/3\u003c\/div\u003e\n\u003cdiv class=\"sc-note\"\u003eAlso WR-4B\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eTECHNICAL DETAILS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eDimensional \u0026amp; Compatibility Data\u003c\/h2\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003ePureT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFilter Housing Wrench\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Housing Series\u003c\/td\u003e\n\u003ctd\u003ePureT C908, C907, Intelifil GTS series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Sizes Supported\u003c\/td\u003e\n\u003ctd\u003e10-inch and 20-inch Big Blue housings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eInjection-molded polypropylene, white finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlternative Part Numbers\u003c\/td\u003e\n\u003ctd\u003eWR-4B, FH-WWFB\/3, 4R-4W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eResidential, commercial, and light industrial water filtration systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY \u0026amp; APPLICATIONS\u003c\/div\u003e\n\u003ch2 class=\"ro-title\"\u003eHousing Compatibility\u003c\/h2\u003e\n\u003cp\u003eThis wrench is engineered for PureT C908 and C907 series Big Blue filter housings, commonly found in whole-house sediment and carbon filtration systems. It is also compatible with Intelifil GTS series housings that share the same thread profile and sump diameter. The wrench fits both 10-inch and 20-inch housing models, making it a versatile tool for service technicians and homeowners maintaining multiple filtration points. The polypropylene construction resists household chemicals and provides a secure grip even when wet, reducing the risk of cross-threading or overtightening that can lead to o-ring failure and leaks.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pro-tip\"\u003e\n💧 \u003cstrong\u003ePro Tip:\u003c\/strong\u003e Apply a thin film of food-grade silicone grease to the housing o-ring before reassembly. This reduces friction during tightening and ensures an even seal, making the next filter change easier and extending o-ring life. Hand-tighten with the wrench until snug—overtightening is the most common cause of cracked housings and damaged threads.\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"PureT","offers":[{"title":"Default Title","offer_id":35474743361698,"sku":"WR-13W","price":6.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/puret-wr-13w-big-blue-filter-housing-wrench-for-c908-housings-822519.jpg?v=1759501206"},{"product_id":"hydrotech-21401240-filter-wrench-for-e-m-and-pro-series-ro-systems","title":"Hydrotech (21401240) Filter Wrench for E, M, and Pro Series RO Systems","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    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td{padding:10px 12px;border-bottom:1px solid var(--slate);color:var(--text);}\n  .ro-wrap .conditions-table tr:nth-child(even) td{background:var(--offwhite);}\n  .ro-wrap .ro-feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(220px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .ro-feature-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:20px 18px;}\n  .ro-wrap .ro-feat-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--ocean),var(--sky));border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;}\n  .ro-wrap .ro-feature-card h3{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .ro-feature-card p{font-size:18px !important;color:var(--muted);line-height:1.55;margin:0;}\n  .ro-wrap .pro-tip{display:block;background:#fffbeb;border:1px solid #f5d87a;border-radius:var(--radius);padding:18px 20px;margin-top:20px;box-sizing:border-box;width:100% !important;}\n  .ro-wrap .pro-tip-icon{font-size:22px !important;display:inline;margin-right:8px;line-height:1.6 !important;}\n  .ro-wrap .pro-tip p{font-size:18px !important;color:#5a4500;line-height:1.6 !important;margin:0;display:block;width:100%;}\n  .ro-wrap .pro-tip strong{color:#3d2e00;}\n  .ro-wrap .install-steps{counter-reset:step;list-style:none;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:14px;}\n  .ro-wrap .install-steps li{counter-increment:step;display:flex;align-items:flex-start;gap:14px;font-size:18px !important;color:var(--text);}\n  .ro-wrap .install-steps li::before{content:counter(step);display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--ocean);color:white;font-size:15px !important;font-weight:700;flex-shrink:0;margin-top:1px;}\n  .ro-wrap .filter-schedule{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .schedule-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .schedule-card .interval{font-size:22px !important;font-family:'DM Serif Display',serif;color:var(--sky);font-weight:400;margin-bottom:4px;}\n  .ro-wrap .schedule-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .schedule-card p{font-size:15px !important;color:var(--muted);margin:0;line-height:1.45;}\n  .ro-wrap .benefits-strip{display:flex;flex-wrap:wrap;background:var(--deep);color:var(--white);border-radius:0 0 var(--radius) var(--radius);overflow:hidden;}\n  .ro-wrap .benefit-item{flex:1 1 200px;padding:24px 22px;border-right:1px solid rgba(255,255,255,.1);}\n  .ro-wrap .benefit-item:last-child{border-right:none;}\n  .ro-wrap .bi-icon{font-size:22px !important;margin-bottom:10px;}\n  .ro-wrap .benefit-item h4{font-size:15px !important;font-weight:600;color:var(--aqua);margin-bottom:5px;text-transform:uppercase;letter-spacing:.05em;}\n  .ro-wrap .benefit-item p{font-size:15px !important;color:rgba(255,255,255,.65);line-height:1.55;margin:0;}\n  .ro-wrap .faucet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(200px,100%),1fr));gap:16px;margin-top:4px;}\n  .ro-wrap .faucet-card{border:2px solid var(--slate);border-radius:var(--radius);padding:18px;text-align:center;}\n  .ro-wrap .faucet-icon{font-size:28px !important;margin-bottom:10px;}\n  .ro-wrap .faucet-card h4{font-size:18px !important;font-weight:600;color:var(--deep);margin-bottom:6px;}\n  .ro-wrap .faucet-card p{font-size:15px !important;color:var(--muted);line-height:1.5;margin:0;}\n  .ro-wrap .spec-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:12px;margin-top:4px;}\n  .ro-wrap .spec-card{background:var(--offwhite);border:1px solid var(--slate);border-radius:var(--radius);padding:16px;}\n  .ro-wrap .spec-card .sc-label{font-size:13px !important;font-weight:700;letter-spacing:.08em;color:var(--sky);text-transform:uppercase;margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-value{font-size:20px !important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n\n\u003cdiv class=\"ro-hero\"\u003e\n\u003cdiv class=\"ro-eyebrow\"\u003eHydrotech OEM Replacement Tool\u003c\/div\u003e\n\u003ch2\u003eFilter Wrench for \u003cem\u003eE, M, and Pro Series\u003c\/em\u003e RO Systems\u003c\/h2\u003e\n\u003cp class=\"ro-tagline\"\u003eThe Hydrotech 21401240 filter wrench is designed specifically for 1240 series reverse osmosis systems, providing secure grip and leverage for hassle-free housing removal during routine filter changes.\u003c\/p\u003e\n\u003cdiv class=\"ro-badges\"\u003e\n\u003cspan class=\"ro-badge\"\u003eOEM Part\u003c\/span\u003e\n\u003cspan class=\"ro-badge\"\u003eModel 21401240\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eWHY IT WORKS\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003ePurpose-built for Hydrotech 1240 systems\u003c\/h3\u003e\n\u003cdiv class=\"ro-feature-grid\"\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🔧\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eExact Fit Threading\u003c\/h3\u003e\n\u003cp\u003eMachined to match the housing threads on Hydrotech E-Series, M-Series, and Pro Series systems, eliminating slippage and stripped housings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e💪\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eProper Leverage\u003c\/h3\u003e\n\u003cp\u003eHandle length and grip design provide controlled torque to break seal on housings without over-tightening or cross-threading during reinstallation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e⏱️\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eFaster Service\u003c\/h3\u003e\n\u003cp\u003eReduces filter change time and effort compared to improvised tools, making routine maintenance easier for homeowners and technicians.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ro-feature-card\"\u003e\n\u003cdiv class=\"ro-feat-icon\"\u003e\u003cspan\u003e🛡️\u003c\/span\u003e\u003c\/div\u003e\n\u003ch3\u003eProtects Components\u003c\/h3\u003e\n\u003cp\u003ePrevents damage to housing threads, o-rings, and filter caps that can occur when using pliers or adjustable wrenches not designed for the application.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ro-section\"\u003e\n\u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n\u003ch3 class=\"ro-title\"\u003eFits all Hydrotech 1240 series systems\u003c\/h3\u003e\n\u003cp\u003eThe Hydrotech 21401240 filter wrench is compatible with Hydrotech E-Series, M-Series, and Pro Series reverse osmosis systems. If your system model number begins with 1010, 1020, 1030, 1230, or HTF, you need the 21401003 wrench instead. This tool is designed exclusively for 1240 series housings manufactured by H2O International under the Hydrotech brand.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"benefits-strip\"\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🏭\u003c\/div\u003e\n\u003ch4\u003eOEM Quality\u003c\/h4\u003e\n\u003cp\u003eGenuine Hydrotech part ensures proper fit and function with your system\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e🔄\u003c\/div\u003e\n\u003ch4\u003eReusable Tool\u003c\/h4\u003e\n\u003cp\u003eDurable construction lasts through years of filter changes and maintenance cycles\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-item\"\u003e\n\u003cdiv class=\"bi-icon\"\u003e📦\u003c\/div\u003e\n\u003ch4\u003eEssential Accessory\u003c\/h4\u003e\n\u003cp\u003eRecommended for every Hydrotech 1240 system owner to simplify routine service\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"H2O International","offers":[{"title":"Default Title","offer_id":35475230359714,"sku":"21401240","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-5537763917986-padded.jpg?v=1777265568"},{"product_id":"watts-wrench-wr-100","title":"Watts (WR-100) Full Circle Standard Housing Filter Wrench","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    --gold:#f59e0b;--radius:12px;\n    font-family:'DM 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!important;font-weight:600;color:var(--deep);margin-bottom:4px;}\n  .ro-wrap .spec-card .sc-note{font-size:15px !important;color:var(--muted);}\n  @media(max-width:640px){\n    .ro-wrap .ro-hero{padding:36px 24px 32px;}\n    .ro-wrap .ro-section{padding:28px 20px;}\n    .ro-wrap .ro-feature-grid,.ro-wrap .faucet-grid,.ro-wrap .filter-schedule,.ro-wrap .spec-cards{grid-template-columns:1fr;}\n    .ro-wrap .benefits-strip{flex-direction:column;}\n    .ro-wrap .benefit-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1);}\n  }\n  \/* ── Nuclear override — force all text inside ro-wrap to be readable ── *\/\n  .ro-wrap p,\n  .ro-wrap li,\n  .ro-wrap td,\n  .ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n  \u003cdiv class=\"ro-callout\"\u003e\n    The Watts WR-100 Full Circle Standard Housing Filter Wrench delivers the leverage you need to open stubborn filter housings without damaging threads or seals. This universal wrench fits both slim and standard housings, making it an essential tool for any water filtration maintenance kit.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eWatts WR-100 Filter Wrench Details\u003c\/h2\u003e\n    \u003ctable class=\"specs-table\"\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eModel Number\u003c\/td\u003e\n        \u003ctd\u003eWR-100\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eManufacturer\u003c\/td\u003e\n        \u003ctd\u003eWatts Water Technologies\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eDesign Type\u003c\/td\u003e\n        \u003ctd\u003eFull circle universal wrench\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHousing Compatibility\u003c\/td\u003e\n        \u003ctd\u003eSlim and standard housings\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMaterial\u003c\/td\u003e\n        \u003ctd\u003eDurable polymer construction\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eApplication\u003c\/td\u003e\n        \u003ctd\u003eFilter housing removal and installation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eGrip Style\u003c\/td\u003e\n        \u003ctd\u003eFull circumference contact\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eINSTALLATION \u0026amp; USE\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eHow to Use the WR-100 Filter Wrench\u003c\/h2\u003e\n    \u003col class=\"install-steps\"\u003e\n      \u003cli\u003eShut off water supply and release pressure from the housing by pressing the red pressure release button on top of the filter housing.\u003c\/li\u003e\n      \u003cli\u003ePosition the WR-100 wrench around the filter housing sump, ensuring full contact around the circumference for even pressure distribution.\u003c\/li\u003e\n      \u003cli\u003eTurn counterclockwise with steady, firm pressure to loosen the housing. Avoid jerking motions that could crack the housing or damage the threads.\u003c\/li\u003e\n      \u003cli\u003eOnce loosened, remove the wrench and finish unscrewing the housing by hand to access the filter cartridge.\u003c\/li\u003e\n    \u003c\/ol\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eWorks With Multiple Housing Sizes\u003c\/h2\u003e\n    \u003cp\u003eThe Watts WR-100 is designed as a universal wrench that fits most standard 10-inch filter housings from Watts, Pentek, Culligan, GE, and other major brands. The full circle design distributes torque evenly around the housing, reducing the risk of cracking compared to strap-style wrenches. Compatible with both clear and opaque housings in slim and standard diameters commonly used in under-sink, whole house, and point-of-use water filtration systems.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"pro-tip\"\u003e\n    🔧 \u003cstrong\u003ePro Tip:\u003c\/strong\u003e Before using the wrench, wipe the housing threads with a clean cloth and apply a thin layer of food-grade silicone grease to the o-ring. This reduces friction and makes future filter changes significantly easier while protecting the seal.\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Puregen","offers":[{"title":"Default Title","offer_id":39795777011883,"sku":"WR-100","price":7.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-6673046569131-padded.jpg?v=1777271070"},{"product_id":"puret-wr-6w-full-circle-filter-wrench-for-standard-10-20-housings","title":"PureT (WR-6W) Full Circle Filter Wrench for Standard 10\" \u0026 20\" Housings","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=DM+Serif+Display:ital@0;1\u0026amp;family=DM+Sans:wght@300;400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n  .ro-wrap {\n    --deep:#0a1628;--ocean:#0f3460;--blue:#1565c0;--sky:#2196f3;--aqua:#4dd0e1;\n    --white:#ffffff;--offwhite:#f2f7fc;--slate:#dce8f5;--text:#0d1f38;--muted:#4a6280;\n    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.ro-wrap th,\n  .ro-wrap .ro-section \u003e p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap .ro-section \u003e p,\n  .ro-wrap .ro-callout p,\n  .ro-wrap .stage-body p,\n  .ro-wrap .ro-feature-card p,\n  .ro-wrap .schedule-card p,\n  .ro-wrap .faucet-card p,\n  .ro-wrap .spec-card .sc-note,\n  .ro-wrap .pro-tip p {\n    font-size: 18px !important;\n    line-height: 1.6 !important;\n  }\n  .ro-wrap h2 { font-size: clamp(26px,4vw,40px) !important; line-height:1.15 !important; }\n  .ro-wrap h3 { font-size: 20px !important; line-height:1.3 !important; }\n  .ro-wrap h4 { font-size: 18px !important; line-height:1.3 !important; }\n  .ro-wrap .ro-label,\n  .ro-wrap .stage-tag,\n  .ro-wrap .sc-label { font-size: 14px !important; }\n  .ro-wrap .ro-title { font-size: 24px !important; }\n  .ro-wrap .interval { font-size: 22px !important; }\n  .ro-wrap .stage-num { font-size: 16px !important; }\n  .ro-wrap .ro-eyebrow { font-size: 14px !important; }\n  .ro-wrap .ro-badge { font-size: 15px !important; }\n\u003c\/style\u003e\n\u003cdiv class=\"ro-wrap\"\u003e\n  \n  \u003cdiv class=\"ro-callout\"\u003e\n    The PureT WR-6W Full Circle Filter Wrench is a professional-grade tool designed to simplify the removal of standard 10\" and 20\" filter housings that accommodate 2.5\" diameter cartridges. Built by Watts, this durable wrench provides the leverage and grip needed to open stubborn housings without damaging threads or O-rings.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eSPECIFICATIONS\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eTechnical Details\u003c\/h2\u003e\n    \u003ctable class=\"specs-table\"\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eModel Number\u003c\/td\u003e\n        \u003ctd\u003eWR-6W\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eManufacturer\u003c\/td\u003e\n        \u003ctd\u003eWatts (PureT)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eCompatible Housing Sizes\u003c\/td\u003e\n        \u003ctd\u003eStandard 10\" and 20\"\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eFilter Diameter\u003c\/td\u003e\n        \u003ctd\u003e2.5 inch\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eWrench Length\u003c\/td\u003e\n        \u003ctd\u003e10 inches\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eOuter Diameter\u003c\/td\u003e\n        \u003ctd\u003e5 inches\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eDesign Type\u003c\/td\u003e\n        \u003ctd\u003eFull circle grip\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMaterial\u003c\/td\u003e\n        \u003ctd\u003eHeavy-duty polymer\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eINSTALLATION \u0026amp; USE\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eHow to Use the Filter Wrench\u003c\/h2\u003e\n    \u003col class=\"install-steps\"\u003e\n      \u003cli\u003eTurn off water supply to the filter housing and relieve pressure by pressing the red pressure relief button on top of the housing.\u003c\/li\u003e\n      \u003cli\u003ePlace the full circle wrench around the housing sump, ensuring the teeth engage with the housing ridges for a secure grip.\u003c\/li\u003e\n      \u003cli\u003eTurn the wrench counterclockwise to loosen the housing. Use steady pressure rather than sudden force to avoid thread damage.\u003c\/li\u003e\n      \u003cli\u003eOnce loosened, remove the wrench and unscrew the housing by hand. Replace the filter cartridge and hand-tighten the housing back onto the cap.\u003c\/li\u003e\n    \u003c\/ol\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"ro-section\"\u003e\n    \u003cdiv class=\"ro-label\"\u003eCOMPATIBILITY\u003c\/div\u003e\n    \u003ch2 class=\"ro-title\"\u003eHousing Compatibility\u003c\/h2\u003e\n    \u003cp\u003eThe PureT WR-6W wrench is compatible with all standard 10\" and 20\" filter housings designed for 2.5\" diameter cartridges, including models from Watts, Pentek, GE, Culligan, Omnifilter, and most other major brands. This tool works with both clear and opaque housings that feature standard external ridges. Not recommended for slim-line housings or those with smooth exterior surfaces.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"pro-tip\"\u003e\n    \u003cstrong\u003e🔧 Pro Tip:\u003c\/strong\u003e Apply a thin layer of food-grade silicone grease to the housing O-ring before reassembly. This makes future changes significantly easier and prevents the housing from seizing to the cap over time.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":42739599278251,"sku":"WR-6W","price":4.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/files\/product-7664403480747-padded.jpg?v=1777268736"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0446\/7677\/6098\/collections\/wrench-cat.jpg?v=1596397609","url":"https:\/\/www.isopurewater.com\/collections\/filter-wrenches.oembed?page=2","provider":"Isopure Water","version":"1.0","type":"link"}