Specifications: Micron Rating: 0.5 Microns Flow Rate: 0.5 GPM 1:89 LMP - 2.0 GPM/7.56 LMP Capacity: Up to 12 months Dimensions: 3.4″ Wide X 12.25″ Tall Max Temp: for cold water use only: 100° F (38° C) Max Pressure: 125 PSIReduction in: ,Lead, Chlorine, Taste, Odor, Sediment, Particulate Iron (i.e Rust Particles), Particulate Lead and Particulate Class 1. Mercury, Built to NSF/ANSI 42 Standards.Aqua-Pure(R) is a registered trademark of 3M Company.3M(R) is a registered trademark of 3M Company.Cuno(R) is a registered trademark of 3M Company.Aqua-Pure(R), 3M(R) and Cuno(R) are registered trademarks of their respective holders.American Filter Company and AmericanFilterCompany.com are not affiliated with Aqua-Pure(R), 3M(R) and Cuno(R).This product is not affiliated with or authorized by Aqua-Pure(R), 3M(R) and Cuno(R)