American Plumber WS-20, 20" Softening Resin Specialty Filter Cartridge

WS-20, 20" Softening Resin Specialty Filter Cartridge Features: Convenient cartridge change-out Manufactured with FDA grade softener resin 750 to 4500 grain capacity available (grains as CaCo3) For use in Slim Line, Standard and Big Blue filter housings Note: Image may not be actual representation of item.