Check Valve, PVC, 4" FPT, 150 PSI

PVC "Union" Style Check Valves are 100% leak-proof for positive shut off with less than 1 PSI cracking pressure. All valves have Viton® o-rings, but EPDM also available. Rated to 150 PSI at 80° F. with threaded ends or 230 PSI with socket ends. Rated up to 140° F. with reduction in pressure ratings. Made In USA.
Valves without springs are for vertical installation only. Valves with springs are for horizontal or vertical installation.

Valves up to 2" have FPT and glue Socket ends. Valves 3" & 4" have glue Socket ends Only.