Viking® Model J-1 Alarm Check Valve, Flange x Flange, 6", Pretrimmed Valve With Trim, 08241PT 14315M/W Water and dust tight with

Water and dust tight with included gasket

200 Degree 19578JNE Fire Sprinkler Head

Item: Tyco® TY3390

FRZ27-PP5P

Model F1FR56-LL

Viking® Model J-1 Alarm Check Valve, Flange x Flange, 6", Pretrimmed Valve With Trim, 08241PT 14315M/W Water and dust tight withThe Viking Model J 1 Alarm Check Valve serves as a check valve by trapping pressurized water above the clapper and preventing reverse flow from sprinkler piping. The valve is designed to initiate an alarm during a sustained flow of water (such as the flow required by an open sprinkler) by operating an optional water motor alarm and or alarm pressure switch. The valve is made suitable for use on variable pressure water supplies by adding the optional