FreshWater Salt Cartridge | Salt System Refill Brand_DuraVent Hearthstone 7211-944 Blower Fan Kit

Hearthstone 7211-944 Blower Fan Kit

000 gallons of water per month

even at the same nominal 1-1/2" size — SAE is coarse and straight-sided

Both cartridges share the exact same 4-15/16 inch diameter and the same open 2-1/8 inch end caps

Note: Use ONLY on jet pump with supplier no

FreshWater Salt Cartridge | Salt System Refill Brand_DuraVent Hearthstone 7211-944 Blower Fan KitThe FreshWater Salt System Replacement Cartridge is the titanium electrode cartridge (sometimes called the "cell") that powers the FreshWater Salt System Watkins Wellness's saltwater sanitization technology built into compatible Hot Spring and Caldera hot tubs. It's the consumable component that converts dissolved salt into a steady, automatic supply of pure chlorine, keeping your spa water clean for months without measuring or dosing chlorine by