DAWAL products cover Dual Plate Wafer Check Valve, Solid Lug Wafer Check Valve, Double Flange Wafer Check Valve, Single Plate Wafer Check Valve (Long Type), Single Plate Wafer Check Valve (Short Type), Tilting Wafer Check Valve, Lift Type Wafer Check Valve, Axial Flow Check Valve, Nozzle Check Valve and Slow Closing Check Valve.