The iSpring WGB22B-PF whole house water filter system delivers powerful, comprehensive protection with its upgraded 2-stage filtration, featuring an SGS-tested filter media that removes up to 99% of PFAS ("forever chemicals") such as PFOA and PFOS commonly found in municipal water. This durable system also effectively reduces sediment, rust, chlorine, taste, odor, and other harmful contaminants, providing clean, fresh water to every tap in your home for up to 100,000 gallons or 12 months. Equipped with standard 1" NPT inlet/outlet ports and easy-to-install 20" filter housings, each cartridge is individually sealed to ensure freshness and maximum performance. Backed by a 1-year warranty and lifetime U.S.-based customer support, the WGB22B-PF is a trusted whole house water filtration system that retains healthy minerals. For total dissolved solids (TDS) reduction, pair it with iSpring Reverse Osmosis systems.