Brown USA Filter PP10 Blue housing for the water filter cartridge. Installed at the main water supply and produces pure water for your entire home. Enjoy better water from every tap and every appliance in the whole house. Accepts most standard 9-3/4-inch “cartridges”. Size: 10 inches. Resistant to water pressure up to 125 PSI. Minimum working pressure: 70 PSI. Maximum working pressure: 110 PSI. Maximum working temperature: 40° C.