Spring Check Valve – Pacific Steam #1231 Series | GoldStar Tool

Spring Check Valve – Pacific Steam #1231 SeriesrnPart Numbers: rn12313D – 1/2″ 200#12314D – 3/4″ 200#12315D – 1″ 200#12315E – 1″ 300#rnSpring check valves are placed on the return line after the steam trap. It prevents the backflow of water into the steam trap. It is spring-loaded, which makes sure the valve has closed. It provides a more positive seat than a swing check. It is good on a pump-to-boiler line where siphoning may be present.