Tier1 Replacement for Filtrete 3US-AF01 Standard Water Filter Cartridge (3-Pack)

The 3US-AF01 Filtrate Comparable Undersink Filter Replacement Cartridge by Tier1 is designed to fit the 3US-AS01 Filtrete Undersink Filter System. Immediately following a quick and easy installation, this filter will reduce chlorine taste and odor, sand, soil, silt, rust and more for up to 6-months, depending on use and water quality. Tier1 water filters are built for performance and priced for value.