Legend Valve 202-255 6x22 S-640 PVC Backwater Valve

Legend Valve Backwater Valves are constructed of ASTM D1784 virgin resins that will not rust, corrode or pit. They are designed for use in residential and commercial applications to prevent backflow in drainage systems. The stepped construction promotes efficient flow and helps prevent clogging. The access cap facilitates ease of clean-out or repair.