Watts SF-20-425 20" x 4.5" String Wound Standard Filter Cartridges PureT (B890-BK34) 20" Filter Housing 3/4" NPT Blue/Black Compatible with brands including Pentek

Compatible with brands including Pentek

Reinstall housing cap with lubricated o-ring

Amtrol 147-69 44-Gallon Steel RO Pressure Tank

The standard 8

Covers 0-0

Watts SF-20-425 20" x 4.5" String Wound Standard Filter Cartridges PureT (B890-BK34) 20" Filter Housing 3/4" NPT Blue/Black Compatible with brands including PentekThe Watts SF 20 425 delivers true depth filtration through precision string wound polypropylene construction, engineered for demanding commercial, whole house, and well water applications. This 20" x 4. 5" cartridge handles everything from mineral acids to caustic alkalis with exceptional dirt holding capacity and minimal media migration. SPECIFICATIONS Watts SF 20 425 Technical Details Dimensions 20" x 4. 5" Micron Rating 5 Micron Filter Media