... market in Europe 4Certificate:CE,ACS constant temperature tap,faucet,water tap 1) Material: brass,rubber gasket2) Finish: chrome3) 40mm ceramic cartridgeSEDAL ... one is for hot, one is for cold water and the other is for constant temperature.5) ... .Outer carton:8pcs/cartonconstant temperature faucet,tap,sanitary wares OMD-85858-3E constant temperature faucet(constant temperature tap,faucet,water tap)