ZSFG Lever Deluge Fire Fighting Alarm Valve is a one-way valve which via electric,engine or other ways to open,and make waterflow into sprinkler systems and meanwhile start to alarm,Deluge systems ado
ZSFC Fire Fighting Dry Alarm Valveis a dry spray system of water supply control valve. Usually within the piping system filled with gas pressure makes the valve is in closed state, when the nozzle ope
ZSFZ Fire Alarm System Wet Alarm Valve is a commom regular extinguishing system.It is ccomposed of wet alarm valve,retarder,water motor alarm and other parts(such as,pressure switch,water flow detecto
