Culligan FM-25R Replacement Filter Cartridge for Faucet Mount Filter FM-25, Chrome Finish FM-25R advanced filtration reduces atrazine, chlorine, lindane, lead, particulates class I, turbidity while removing bad taste and order Each FM-25R filter cartridge filters for a full 200 gallons or 2 months for fresher, cleaner drinking water System tested and certified by NSF International against ANSI Standard 42 and 53 Enjoy clean, fresh tasting water directly from the faucet Filter cartridge is easy-to-install, no tools required Replacement filter Cartridge for FM-25 Culligan Faucet Mount Filter