Water Filter System, Type: Point of Use, 2-Stage, Flow Rate: 0.5 gpm, System Capacity: 270 gal, Cartridge Replacement: 7358195 (Model NSDW500R), Connection: 3/8 inch Quick, Pressure Rating: 100 psi max, Temperature Rating: 40 - 100 Deg F, Reduces: Sediment, Sand, Dirt, Rust, Chlorine Taste and Odor, Cysts, Lead, Includes: Parts Necessary for a Quick Installation, Warranty: 1 yr Limited, Applications: For Drinking Water, Ice, Coffee, Pets and Plants, Standards/Approvals: NSF/ANSI 42, 53