The iSpring WGB31B-PF whole house water filter system offers compact, reliable protection for households seeking safer, cleaner water. With its upgraded 3-stage filtration, including an SGS-tested FC15B-PF filter, it removes up to 99% of PFAS (forever chemicals) such as PFOA and PFOS commonly found in municipal and well water. This pfas water filter effectively reduces sediment, rust, chlorine, taste, odor, PFAS, and other harmful contaminants—delivering fresh water to every tap. Its 10” x 4.5” filters are ideal for homes with limited space or moderate water demand. Equipped with 1” NPT inlet/outlet ports and easy-to-install cartridges, each filter is individually sealed to ensure maximum performance. The WGB31B-PF is a trusted water filter that removes PFAS and retains healthy minerals. For TDS reduction, pair with an iSpring Reverse Osmosis system for complete purification.