Water Softener Cartridges


• 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.


WS Series cartridges provide softened water in a convenient cartridge-style design.

These cation exchange softening cartridges utilize a bed of sodium form cation resin beads to reduce hardness and scale deposits.

The convenient and space-saving design of our WS Series cartridges means that softened water can be provided easily and cost effectively at the exact point of need.

WS Series cartridges are available in three different sizes and flow rates, and have a rated capacity of 750, 1500 or 4500 grains (as CaCO3) capacity.