Body Material: Brass Handle Material: Brass Finish: Chrome How to install? STEP 1: Turn off the water transport valve, then flush the bathroom and maintain down the handle to drain the tank completely. STEP 2: Make sure there is a rubber washing machine inside the T-valve water inlet. STEP 3: Connect the toilet, T-Valve and two Hoses. STEP 4: Turn on the water delivery valve and watch the hose, If there are any connection is loose or leaking, you should add some water-resistant tape. If leak-free, then your installnation is over. Warm Tips: 1. Please make certain your bathroom tank's water inlet diameter is 1/2" for this set to be installed. 2. You might utilizing the T-valve modify the water supply to a low level so the water pressure at the hose and sprayer isn't too high. 3. Be cautious to not over-tighten the connection. What is in package include? T-shaped valve x 1