Use to prevent back flow & keeping prime in water systems. 1/2 lb 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: 3/4-inch flip by 3/4-inch flip
- 150 psi working pressure at 73 Deg. F
- 1/2 pound spring gives positive seal with no back pressure
- Complies with all applicable ASTM and ANSI standards