The Type 27 solenoid valve has a force pilot operated type of control and actuates  from a pressure difference of 0 bar up to max. 227psi (16bar).  Flange valve in grey cast, cast steel and special steel for all gaseous and liquid mediums of  up to + 80° C. In heating applications this valve can be used with EPDM diaphragm and special solenoids for temperatures of up to 140° C. As from DN32  (5/4”) standard valves are equipped with an closing time adjustment screw to  prevent water hammers with liquid fluids.