U.S. Plastic Corporation Spears True Union 2000 Industrial Ball Check Valves 19523

Flow-tested for minimum turbulence. Fully serviceable, replaceable components, uses standard o-ring seat. Safe-T-Blocked seal carrier - full rated pressure. Easily converted to foot valve. NSF Certified for potable water use. Sizes 1/2" - 2" pressure rated to 235 psi @ 73F, sizes 3" - 4" to 150 psi @ 73F. Not recommended to transport or store compressed air or gas. Maximum service temperature PVC = 140F (60C), CPVC = 200F (93C). Temperature/pressure de-ratings apply. Rated for vacuum service.