Damping device swing check valves, also called swing check valves with counterweight, damping device check valve & check valve with damper of which the damping devices are installed to prevent the valve from slamming closed when flow is suddenly reversed. Damping device swing check valve is adopted when the sizes are big, as there may be serious damping for on big size pipelines. Relia is an experienced damping device swing check valve supplier and manufacturer and our products are damping device swing check valve, damping device check valve & check valve with damper.

Damping device design to minimize sudden upstream pressure so as the avoid cracking between the seat and disc. 

Mounted on horizontal pipes only

Long life service