3" ABS Backwater Valve, 43901

The Oatey Backwater Valve is designed as a sewage check valve to prevent pumped water from flowing back into the basin. Its elastomeric seal inside the flapper ensures a tight seal, preventing fluid from entering. Oatey products have earned the trust of plumbing professionals for over 100 years. Features: * 3 in. ABS backwater valve * Protects low areas or basements from backflow or waste from street sewers * Elastomeric seal in quick action flapper ensures a water tight seal * Threaded access cap incorporates a neoprene seal for positive sealing and can be tightened or removed by hand * Threaded access cap incorporates a neoprene seal for positive sealing and can be tightened or removed by hand * Valve hub fits ABS pipe and can be adapted for sewer and drain pipe * Fits easily on the end of ABS pipe * Fits 3 in. ABS Schedule 40 pipe * Entire valve assembly * Hub by hub solvent weld connection