Liquid Controls Group; a Unit of IDEX Corporation Datasheets for Check Valves

Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. 
Check Valves: Learn more

Product Name Notes
Back Check Valves. Designed with a soft seat to prevent reverse flow and eliminate counter advancement when PTO is engaged. Includes built-in pressure relied to keep the meter, downstream piping...
Spring Loaded Check Valves. Provides back pressure to increase air/vapor eliminator efficiency and to prevent reverse flow.