Shower floor drain backflow preventer one way drain valve sewer core patented magnetic drainage insert drain plug 1 55 1 77in hole suitable for tube depth 2 56 4 13in depth 2 56in 3 3 out of 5 stars 7.
Backwater valve floor drain tool.
In this video i show you how to install a backwater valve in your basement sewer drain.
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This was my first time doing it and this was put into my own house ba.
The plumber will dig into the main sewer line from the main floor drain.
Plumb works 2 floor drain backwater device.
The valve itself will be installed directly on your basement s sewer line to stop water from backing up once the main sewer line is overwhelmed.
A clogged drain line can cause a sewage flood.
Therefore the quantity shown may not be available when you get to the store.
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 licensed qualified plumber will have to cut a hole in the concrete floor usually near the floor drain.