Water Filter, Reverse Osmosis System, Reverse Osmosis Pressure Tank, Water Filtration Systems
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Filters for 20 inch Big Blue Housings
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 Products (Total Items: 143)
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MatriKX (01-425-125-20) 20"x4.5" +1 Carbon Block CTO PLUS 0.6 Micron Filter MatriKX (01-425-125-20) 20"x4.5" +1 Carbon Block CTO PLUS 0.6 Micron Filter

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$64.99
Part Number: 01-425-125-20
Availability: Ships within 24-72 hours
Matrikx (06-425-200-20) 20"x4.5" PB1 Carbon Block Lead Removal 0.5 Micron Filter Matrikx (06-425-200-20) 20"x4.5" PB1 Carbon Block Lead Removal 0.5 Micron Filter

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$98.99
Part Number: 06-425-200-20
Availability: Ships within 24-72 hours
Pentek (155312-43) 20"x4.5" CBC20-BB Carbon-Briquette Filter Pentek (155312-43) 20"x4.5" CBC20-BB Carbon-Briquette Filter

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$82.99
Part Number: 155312-43
Availability: Ships within 24 hours
Pentek (155358-43) 20"x4.5" DGD-5005-20 Dual-Gradient Polypropylene Sediment 5 Micron Filter Pentek (155358-43) 20"x4.5" DGD-5005-20 Dual-Gradient Polypropylene Sediment 5 Micron Filter

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$24.95
Part Number: 155358-43
Availability: Ships within 24-72 hours
Pentek (255494-43) 20"x4.5" ECP5-20BB Pleated Cellulose Sediment 5 Micron Filter Pentek (255494-43) 20"x4.5" ECP5-20BB Pleated Cellulose Sediment 5 Micron Filter

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$25.00
Part Number: 255494-43
Availability: Ships within 24-72 hours
Pentek (155583-43) 20"x4.5" EP-20BB Carbon-Briquette 5 Micron Filter Pentek (155583-43) 20"x4.5" EP-20BB Carbon-Briquette 5 Micron Filter

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$43.93
Part Number: 155583-43
Availability: Ships within 24-72 hours
Pentek (155783-43) 20"x4.5" EPM20-BB Modified Epsilon Carbon-Briquette 10 Micron Filter Pentek (155783-43) 20"x4.5" EPM20-BB Modified Epsilon Carbon-Briquette 10 Micron Filter

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$39.97
Part Number: 155783-43
Availability: Ships within 24-72 hours
Pentek (155249-43) 20"x4.5" GAC-20BB Granular Activated Carbon Filter Pentek (155249-43) 20"x4.5" GAC-20BB Granular Activated Carbon Filter

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$49.75
Part Number: 155249-43
Availability: Ships within 24-72 hours
Pentek (155382-43) 20"x4.5" NCP-20BB Pleated Carbon-Impregnated Polypropylene 10 Micron Filter Pentek (155382-43) 20"x4.5" NCP-20BB Pleated Carbon-Impregnated Polypropylene 10 Micron Filter

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$34.12
Part Number: 155382-43
Availability: Ships within 24-72 hours
Pentek (155247-43) 20"x4.5" RFC20-BB Radial Flow Carbon 25 Micron Filter Pentek (155247-43) 20"x4.5" RFC20-BB Radial Flow Carbon 25 Micron Filter

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$60.85
Part Number: 155247-43
Availability: Ships within 24 hours
Pentek (155263-43) 20"x4.5" RFFE-20-BB Radial-Flow Iron Reduction Filter Pentek (155263-43) 20"x4.5" RFFE-20-BB Radial-Flow Iron Reduction Filter

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$92.00
Part Number: 155263-43
Availability: Ships within 24-72 hours
Pentek (155305-43) 20"x4.5" S1-20BB Pleated Cellulose Sediment 20 Micron Filter Pentek (155305-43) 20"x4.5" S1-20BB Pleated Cellulose Sediment 20 Micron Filter

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$21.01
Part Number: 155305-43
Availability: Ships within 24-72 hours
 
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20" x 4.5" Big Blue water filters are typically used for whole house water purification systems and commercial reverse osmosis systems. These are great replacement water filters for any industrial use or home use.