Seat diameter 35mm Inlet and outlet pipe diameter 14mm Product without pipe Cold and hot water temperature at double adjustable control Refuse bitter water in winter, feel the temperature of love water bubble Soft skin, quiet and no splash Selected soft skin bubbler, warmer and considerate water design, no more water splashing, cleaning stubborn stains, saving water and worry 304 stainless steel smooth switch soft water high quality bubbler preservative Ceramic valve core installation steps First install the pins into the bottom of the faucet Align the faucet with the sink hole Place the rubber sheet and the reinforced retaining ring in the bottom of the basin. Tighten the copper sleeve and pins. Screw the two hot and cold water pipes into the two water inlet holes of the faucet body. Check the tightness Connect the water inlet pipes to the hot and cold angle valves respectively, and the installation is complete.