PVC Backwater Valve 3 in
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- 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.
- Valve hub fits DWV pipe and can be adapted for sewer and drain pipe.