Upgrade your home water filtration with the iFilters. Whole House Replacement Filter Set. This convenient all-in-one set includes a sediment filter (SP30-4520) and a KDF/GAC filter (KDF2-4520) to ensure your water remains clean and refreshing. The sediment filter captures dirt, sand, and rust particles, while the KDF/GAC filter tackles chemicals, chlorine, unpleasant odors, heavy metals, and other contaminants. Enjoy better-tasting water and improved quality for drinking, cleaning, laundry, and showers. For optimal performance, replace the filters every 6-12 months (depending on water quality and usage). Designed to fit the iFilters MWH-D-WELL Whole House System and compatible with various standard 4.5″ x 20″ dual filter cartridge housings. The last thing you want in your home is contaminated, terrible tasting water. Trust iFilters for all your water filtration needs and enjoy the peace of mind that comes with knowing your water is clean, safe, and delicious.