Universal fire sprinkler stopper device, stops water damage caused by an open sprinkler head without shutting down the entire system. Simply push rubber stop into opening of sprinkler head and turn handle until water flow stops.
Beveled rubber stopper completely stops water flow from sprinkler head orifice when wood shims won't.
Perfect for Fire Departments or Building Supervisors
Easily fits into firefighter's bunker coat pocket or in spare sprinkler head box