
Clients often ask what a Backwater Valve does.
This image explains it perfectly.
Sewer goes out but if it tries to flow back into the home the flap floats up and prevents sewer backup.
(Image courtesy Mainline Backflow Products)
Clients often ask what a Backwater Valve does.
This image explains it perfectly.
Sewer goes out but if it tries to flow back into the home the flap floats up and prevents sewer backup.
(Image courtesy Mainline Backflow Products)