Check Valves - Ductile Iron

Our ductile iron check valves feature a spring loaded clapper designed for use in fire sprinkler or other types of water piping systems that incorporate grooved connecting pipe ends. They are effectively used when it is necessary to permit water flow in one direction only, preventing flow in the reverse direction.

Specifications: 
  • U/L Listed and FM Approved
  • Working pressure rating:  300 PSI
  • Horizontal or vertical installation

Tabs

Part Table

6 Items

Part Size Weight
CHK321526
CHK321526
2” 5 lb
CHK321533
CHK321533
2½” 8 lb
CHK321539
CHK321539
3” 12 lb
CHK321547
CHK321547
4” 18 lb
CHK321557
CHK321557
6” 43 lb
CHK321576
CHK321576
8” 67 lb