Homewerks Worldwide 1/2 in. FIP x 1/2 in. FIP Schedule 40 PVC Check Valve

The Homewerks Worldwide PVC Check Valves are durable, reliable and worry-free. Check valves prevent water from flowing back into the pump with a rubber flapper, helping your sewage system to perform at its best. It contains a durable stainless-steel spring with an O-ring seal. Cannot be used with compressed air.|Constructed of heavy-duty PVC|Fits both Sch. 40 and 80 PVC pipe|Stainless steel spring|Not for use with compressed air|Non-potable water|Corrosion resistant