AC31 - Cast Iron Wafer Single Flap Check Valve (Non-return valve)

This type of wafer swing check valve incorporates several excellence distinguishing it from conventional check valves for silent, fast, no slam operation. The most prominent of these is the accurately machines clapper and its special quick closing action. Spring loading of disc assures instantaneous closure to reversing flow, preventing build-up of momentum, the causes free movement of the disc and delimitates for positive sealing of hard-to-hold solvents and fluids.