ChiLDano Bidet T Valve Description Material Body: Brass, Handle: Zinc Finished Chrome Plating Cartridge Brass Female Outlet 7/8" or 15/16" for toilet tank Male Inlet 7/8" or 15/16" for supply hose Male Outlet G1/2 for Handle Bidet Sprayer or 3/8"(9/16") for bidet with the adapter connection How to install Bidet T Valve? Step 1 : Turn off the water supply valve, then flush the toilet and hold down the handle to empty the tank completely. Step 2 : Make sure there is a rubber washer inside the T-valve water inlet. Step 3 : 7/8" female outlet connects to toilet tank, 7/8" male inlet connects to supply hose, G1/2" male outlet connects to bidet. Step 4 : Before use the t valve please turn on the water supply valve to check if there are any connection is leaking.