WB-931-5 Pleated Sediment Filter
The Harmsco WB-931-5 is a pleated polyester sediment cartridge designed for applications where surface area, flow rate, and filter longevity matter. With 12 square feet of Polyester-Plus media and a 5 micron nominal rating, this filter delivers low pressure drop and extended service life in both whole house and RO pre-filtration systems. Thermally bonded end caps and rigid center tubes ensure reliable sealing and structural integrity at temperatures up to 140°F.
Engineered for Performance and Economy
Pleated Design
12 sq ft of media surface in a 29.25" length delivers superior dirt-holding capacity and longer filter runs between changeouts
Cleanable & Reusable
Polyester-Plus media can be rinsed and reinstalled in most applications, reducing consumable costs and maintenance frequency
Thermal End Caps
Thermally bonded plastisol end caps ensure positive seal and eliminate bypass, with rigid ABS or PVC center tube for structural support
High Flow Capability
Recommended flow rate of 12 GPM at 5 micron nominal filtration supports demanding whole house and commercial applications
Temperature Stable
Rated to 140°F for use in heated water systems, with pH tolerance from 3 to 11 for broad chemical compatibility
Low Initial Pressure Drop
Pleated architecture delivers lower starting pressure drop compared to spun or wound cartridges, improving pump efficiency and flow
Where the WB-931-5 Fits
This 29.25" x 2.75" OD cartridge with 1-1/16" ID is compatible with Harmsco proprietary housings designed for WaterBetter series filters. Common applications include reverse osmosis pre-filtration, whole house sediment removal, municipal and well water treatment, desalination pre-filtration, cooling tower and chilled water loop protection, food and beverage processing, and marine or aquatic life support systems. The 5 micron nominal rating makes this cartridge ideal for capturing fine sediment, silt, rust, and suspended solids ahead of membranes, UV systems, or point-of-use filters.
Harmsco WaterBetter cartridges are manufactured in the USA with quality media and construction methods that meet the demands of professional installers and commercial operators.
