Use to prevent back flow and keeping prime in water systems. 1/2 pound spring gives positive seal with no back pressure. Complies with all applicable astm & ANSI standards.
- High-impact pvc type ii material for use in hot or cold fluid systems up to 140 deg. F
- Connections: 1-inch fip by 1-inch fip
- 150 psi working pressure at 73 deg. F
- 1/2 pound spring gives positive seal with no back pressure
- Complies with all applicable astm & ANSI standards