Learn more about the different types of Check Valves as Tyler from PVCFittingsOnline.com shows you the different types of check valves sold at .

Check Valves are commonly called Flap Check valves because of the flap that swings or is pushed open by the flow of water or liquid that passes through them in only one direction.

Back-flow Valve (also known as a Backwater Valve):

Utility Check Valve:

True Union Check Valve:

Industrial Swing Check Valve:

True Union Ball Check Valve:

Wafer Check Valve:

Stainless Steel Check Valves:

Brass Check Valves: