Designed, manufactured: accordance with UL 2573/FM1344.
Test Standard: UL 2573/FM1344.
Temperature: 0 to 100°C.
Normal size: 1".
Normal Pressure: 175PSI.
Test Pressure: Leakage Test 7PSI/263PSI.
Strength Test 350PSI.
Use in wet pipe sprinkler systems, or with horizontal split case pumps.
The inlets of the valves are 1-11 1/2NPT or Re 1. the outlets of the valves are 1/2-14NPT or Re 1/2 Advantages: This valve can ensure the excellent leak tightness and good venting capabilities under the rated working pressure.