alarm valve
HDAlarmValveactsasacheckvalvebytrappingpressurizedwaterabovetheclapperandpreventingreverseflowfromsprinklerpiping.,AlarmValves(SystemControlValves).RapidropBritishManufacturer&SupplierofFireSprinklers&FireSuppressionEquipment.,DelugeAlarmvalvesus...
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TheDryAlarmValve,drypipesprinklersystemisdesignedforplaceswherepipesandsprinklersmaybeexposedtofreezingtemperatures,suchasunheated ...
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