Our brass check valves are equipped with a spring loaded clapper assembly making it applicable for vertical or horizontal installations. These check valves have a 1/2" tap (4" valves) or 1/4" tap (1½" - 3" valves) and plug for added equipment such as a ball drip when paired with a fire department connection or a pressure gauge when used in a supply line. For use in standpipe and sprinkler systems.
- U/L Listed and FM Approved
- Working pressure rating: 300 PSI
- Groove and thread configurations