4", pvc backwater valve, prevents sewage or any other fluid from flowing back into a water system, elastometric seal in quick action flapper ensures a water tight seal, threaded access cap incorporates a neoprene seal for positive sealing & can be tightened or removed by hand, valve hub fits dwv pipe & can be adapted for sewer & drain pipe.
- 4 in. PVC 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 DWV pipe and can be adapted for sewer and drain pipe
- Entire valve assembly
- Fits 4 in. PVC Schedule 40 pipe
- Hub by hub solvent weld connection
