In this video I show you how to install a backwater valve in your basement sewer drain. This was my first time doing it and this was put into my own house basement drain. The same flap traps closed it backflow takes place. Many backwater valves have a leak-free gasket on the lip and on the. Zurn manufactures a complete line of backwater valves, including gate, flapper, and float type valves.
Without a properly placed and installed backwater valve, sewage could come into the basement through a floor drain, sinks, tubs, and toilets. A floor drain backwater valve is meant for use in a horizontal drainage system. Talk to your municipal government to find out if any local permits are require as well as to find out what sort of equipment they recommend. Floor drain backwater valve When the sewage level rises, the floating ball seats tightly against the insert and keeps sewage from flowing out onto the floor.
A clogged drain line can cause a sewage flood.
Figure 70Backwater Valve with Drain Tile Sump with Tile Inlets.