Why Every Home Needs a Backwater Valve What Is Backwater Valve
Our corrosion resistant Duco coated cast iron Drain Outlet Backwater Valve uses a ball float to ensure wastewater does not enter a room. Reduce the risk of basement flooding by understanding how sewer back-ups could happen and what you can do to prevent it, Backwater Valve 5 ICLR narrated animation: Backwater valves and disconnecting foundation drains If your home was built before 1989 you should install a backwater valve. Learn more about backwater valves, what they do and A backwater valve is a backflow prevention device used to prevent outbound water through a dwelling's drain pipes from re-entering -- "back flowing"—into a home ...