1-1/4 In. 316 Stainless Steel Swing Check Valve - 200 PSI

1-1/4 in. 316 stainless steel swing check valve - 200 psi check valves are mechanical valves that permit gases and liquids to flow in only one direction, preventing flow from reversing. they are classified as one-way directional valves. fluid/gas flow in the desired direction opens the valve, while backflow forces the valve closed