The iSpring F3WGB32BCPB Replacement Filter Pack is specifically designed for the WGB32B-CPB whole-house water filtration system, ensuring continued access to clean, safe, and great-tasting water throughout your home. This comprehensive filter pack includes three high-performance filters:First Stage: A 20-inch sediment filter that effectively captures sand, silt, dirt, and rust, safeguarding your plumbing and appliances from potential damage.Second Stage: A premium carbon block filter that eliminates chlorine, unpleasant tastes, and odors, delivering fresh, pure water with every use.Third Stage: The FC25B-CPB filter, featuring SGS-tested media, significantly reduces arsenic (III & V), mercury, cadmium, and up to 99% of lead, ensuring peace of mind for your family with every drop.Designed for high-capacity performance, the F3WGB32BCPB replacement filters maintain the WGB32B-CPB system's ability to provide top-quality water for all your household needs-from cooking and bathing to keeping your pets hydrated. Keep your water filtration system running at its best with this essential filter replacement pack, and enjoy premium water quality throughout your home.