Matrikx filters are manufactured by KX Industries, a world leader in activated carbon water filtration. Matrikx filters are used in thousands of homes in the USA, Canada, and across the world to remove chemicals, bad taste, and bad odor from drinking water. All Matrikx carbon block filters are manufactured with the highest quality standards including the use of FDA-compliant materials. Many models of Matrikx filters are available in NSF certified versions. Matrikx carbon filter elements are typically used in home drinking water applications as well as for industrial, food service and commercial purposes.