Yes. You should inspect your backwater valve at least once per year. Over time sediment can build up and prevent a backwater valve from functioning properly. If you need help maintaining your backwater valve, contact your local plumber.
If your municipal sewer system encounters problems waste water and sewage could back flow into your home. A backwater valve has a flap that lays on the bottom of the backwater device. As waste water flows towards your home it raises the flap, stopping the waste water from enter your home.
A backwater valve is a device installed on your homes sewage line, where it connects to your municipal sewage system. It has a flap that allows waste water to flow away from your home, but prevents it from flowing back into your home.
Backwater valves can prevent damage to your home and serious health risks. If waste water and sewage back up into your home it could damage your floors, walls and personal belongings, it could also cause health risks for any occupants of the home. A backwater valve is a smart investment.