Seat diameter 35mm Inlet and outlet pipe diameter 14mm Product without pipe Temp adjustable dual control Reject bitter water in winter, feel the temperature of love Water bubbler Soft, quiet and skin-free skin splashes Selected soft skin bubbler, warmer and considerate water design, no more splashing, cleans stubborn stains, saves water and worries>Ceramic valve core Installation steps First, insert the pins into the bottom of the faucet. Align the faucet with the hole in the sink. Insert the rubber plate and the reinforcement retaining ring on the faucet. e in the bottom of the basin. Tighten the sleeve and the copper pins. Screw the two pipes of the hot and cold network into the two water inlet holes of the housing. Check for leaks. Connect the water inlet pipes to the hot and cold angle valves, respectively, and the installation is complete.