Alarm Check Valves are divided seat ring, rubber faced clapper, check type water-flow alarm valves which are intended for use in wet pipe (automatic sprinkler) fire protection systems. They are designed to automatically actuate electrically and/or hydraulically operated alarms when there is a steady flow of water into the system which is equivalent to the discharge rate of one or more sprinklers.
Unilateral piping, easy to operate
85dB water motor gong, beautiful shape
1.7L Retard chamber, prevent false alarm
Rating working pressure 1.6MPa
Nodular cast iron to ASTM
Flanged x Flanged available
Size: 4", 6", 8"
Epoxy painted internally & externally
Suit for all of the wet system
Compact and simple
Save your space effectively
Note: Wet alarm check valve include
water motor gong, retard chamber and