1: Copper Casting Copper shell spool 2: The three-plating, 200H salt spray test, no foaming, no Ken colors. Thermostatic control has dispelled the hidden danger scalded Advantage:Energy conservation,safety,economic T type of technology parameters Work mpa0.05-1MpaThe best Mpa0.1-0.5MpaCold water temperature5-29°C Hot water temperature50-80°Ctemperature range20-50°C Set security button ...