1.Diaphragm seal structure 2.Large flow,good waterproof performance 3.Easy maintenance Water Solenoid Valve Porduct Introduction2W Series water valve can be used as actor of automatic system in water supply system,fire control system and water cycling system of central air-conditioner, water-loop heat pump and so on. Working MediumAir,Water,Oil,GasMotion PaternDirect DriveTypeNormal Closed ...