Viking® Model J-1 Alarm Check Valve, Flange x Flange, 6", Valve Only No Trim, 08241 eps10 49-981-1-250

49-981-1-250

49-910-9-325

Two strap vehicle bracket included

TYCO Series DS-1 Dry-Type Sprinklers

Wax Coated Brass 286 Degree 12987CG Fire Sprinkler Head

Viking® Model J-1 Alarm Check Valve, Flange x Flange, 6", Valve Only No Trim, 08241 eps10 49-981-1-250The 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