Whole House Water Filter Replacement Pack, Reduces Heavy Metals, Scale, Chlorine, H2S, Fits

The ISPRING F3WGB31BKDS 3-stage whole house water filter replacement pack is designed to keep your WGB31B-KDS whole house water filter performing at its best. This water filter set features a polyphosphate anti-scale filter (FWDS80K) to reduce scale and corrosion, a GAC plus KDF filter (FG15B-KS) to remove chlorine, chloramine, lead, mercury, and hydrogen sulfide, and a carbon block filter (FC15B) that improves taste and reduces odors-providing consistent protection at every water outlet. Perfect for households using the ISPRING WGB31B-KDS or other standard 10 in. x 4.5 in. whole house water filters, these cartridges provide dependable protection for both city or well water applications. This whole house water filter supports up to 15 GPM flow and treats up to 80,000 gal. of water or lasts up to 12 months, depending on usage. It retains healthy minerals and does not reduce TDS. For complete purification, pair with an ISPRING Reverse Osmosis system.