Aquasure Harmony Series 40,000 Grains Whole House Water Softener with High Performance Automatic Digital Metered Control Head | Reduces Hardness & Minerals | Improve Water Quality | For 3-4 bathroomsPERFECTLY DESIGNED FOR 3 4 BATHROOMS The Aquasure Harmony Series professional grade whole house water softener is rated to treat 40,000 grains of water hardness, removing skin damaging hard minerals like calcium and magnesium that clog up the skin pore and causes irritation. EFFECTIVE & EFFICIENT The Triple Purpose Sediment GAC Zinc Pre Filter removes 99% of harmful contaminants such as chlorine, VOCs, PFAs, bad odors, taste, soil, silt, sand, rust,