Additional Details ------------------------------ Product description: Aqua-Pure C-CS-FF Replacement CartridgeAqua-Pure brand offers a complete line of water filtration and water treatment products to provide you and your family with clean, safe, great tasting water. Aqua-Pure is the choice of quality conscious plumbing professionals; builders, and specifiers around the world.The Aqua-Pure C-CS-FF is the replacement cartridge for the AP Easy CS-FF undersink filtration system and the WHCF-SUF system by Whirlpool. The C-CS-FF reduces chlorine taste & odor as well as sediment in your drinking water. One quick quarter turn is all it takes to change your filter!Aqua-Pure C-CS-FF Replacement Cartridge Features: 5 Micron Rating 2,000 Gallon Cartridge Life NSF Tested & Certified Dimensions: 10 7/16" x 3 3/16" Diameter Cuno C-CS-FF