Viking® 11059 Model L-1 In-Line Check Valve, Grooved, 2" WP56 architecturally sensitive areas such as

architecturally sensitive areas such as dormitories

5121113499

DH except Dry

Triggering Threshold Bandwidth (Flow Rate):  4-10 GPM​

175 Degree 19383MD/W Fire Sprinkler Head

Viking® 11059 Model L-1 In-Line Check Valve, Grooved, 2" WP56 architecturally sensitive areas such asThe Viking Model L 1 (grooved) Spring Loaded In Line Check Valves are general purpose rubber faced check valves approved for use in fire service systems. These valves, which are manufactured with a brass body, brass seat, and a rubber faced clapper assembly, may be installed vertically or horizontally. The L 1 valves are often used as a riser check valve in small deluge and preaction systems. Item: Viking 11059 Model L 1 In Line Check Valve, Grooved,