Clear PVC Check Valves Clear 9 PSI differential pressure for

9 PSI differential pressure for tight seal and 0

There are two base options:  The leg base

Spears® True Union 2000 Ball Valves are made in the USA

The valve requires 2

Y-Check valve Type 304 is superior to spring loaded checks for corrosive service since they are not temperature sensitive

Clear PVC Check Valves Clear 9 PSI differential pressure forUnion check valves allow one directional water flow and are used to prevent back siphoning. They are commonly used on return pump outputs to prevent water overflowing the sump in the event of a power outage, pump failure or maintenance. These check valves feature true union fittings on each end for easy Cleaning or replacement. Designed to fit Schedule 40 pipe and fittings of the same size.