Material: The foot valve is made of brass, and the stainless steel faucet is electroplated, which has excellent corrosion resistance and rust resistance, and has a long service life.SanitaryHands-free provides clean and sanitary washing.Convenientconvenient touch free compatible with controlling faucet, use foot to control.no need to touch the foot switch with your hands, effectively preventing Secondary cross infection.Easy installationWith the floor screw accessory included. Pipe 1/2-Inch Npt Intlet.ApplicationHands-free faucet valve compatible with Kitchen, Bathroom Hospital, Medical, Laboratory hand wash. Notes: compatible with the newly installed water pipe compatible with the first time, please drain the first water becompatible withe connecting the hose to avoid water leakage due to scatter and jam in the faucet core. Please kindly pay attention to the inlet and outlet of pedal valve on photo to avoid wrong assembly which might cause leakage. Make sure this fits by entering your model number.