alarm valve
Alarmcheckvalveismainlyusedinwetpipefireprotectionsystem,whichpreventsthereverseflowandcontrolswaterpressure.Itautomaticallyactuates.,DelugeAlarmvalvesusinginthespecialhazardclasssystems.Itusefoamandwaterforthefireextinction.Applicationareas;stor...
Sprinkler alarm valve
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Asprinkleralarmvalve,orfiresprinklervalve,preventsareverseflowofwaterfromtheinstallationintothefire-pumproom,butincaseafiresprinkler ...
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