Ipex Black ABS Plastic 1 1/2-in Backwater Valve

This backwater valve from Ipex is a device that prevents sewage in an overloaded main sewer line from backing up into a building basement. It will automatically close if sewage backs up from the main sewer and will remain closed until the line is clear. Made out of sturdy ABS plastic that won’t be affected by rust.

• Will not rust
• A backwater valve is a device that prevents sewage in an overloaded main sewer line from backing up into a building basement
• The valve will automatically close if sewage backs up from the main sewer and will remain closed until the line is clear