The water will excert pressure on a rubber float.
Floor drain one way check valve.
That s why we offer this inexpensive device to help prevent drain backflow.
Flood guards use check valve technology to seal off sewer water backing up in your floor drains because of overloaded sewer conditions.
Shower floor drain backflow preventer one way drain valve sewer core magnetic drainage insert drain plug oversized 2 3 9in hole suitable for tube depth 2 56 4 13in caliber 2 3 9in depth 2 56in 3 6 out of 5 stars 12.
This model is offered in 2 3 and 3 drain sizes.
2 silicone drain backflow preventer.
Install the floor drain one way valve.
The flood guard float model float is pushed up by the rising water to seal off the drain opening.
Shower floor drain backflow preventer one way drain valve sewer core magnetic drainage insert drain plug oversized 2 3 9in hole suitable for tube depth 2 56 4 13in caliber 2 3 9in depth 4 13in 3 6 out of 5 stars 12.
What is in the box.
Because the stickiness and softness feature of silicone make sure support apart the mouth of drain grate with your hands in the first installation for the smooth draining.
For pricing and availability.
For easier installation also buy pipe thread sealant that s formulated for plastic.
Definition of backwater valve.
The sharkbite check valve can be installed horizontally or vertically and prevents the reverse flow of water through the water supply line.
Water will flow down through the drain opening until the sewer begins to back up.
It is essentially a check valve for your floor drain.
The sharkbite check valve is a general purpose the sharkbite check valve is a general purpose spring loaded check valve that can be installed in seconds on copper cts cpvc and pex.
When pushed enough the rubber float will seal your drain protecting your home or business from flooding.
Check valves for basement floor drains.
For pricing and availability.
American valve check valve pvc sch 40 1 1 2 in socket pvc in line check valve.
Otherwise call a plumbing supplier or go online.
Some home centers and hardware stores carry backwater valves.
As used here a backwater valve is a check valve installed on a building drain to prevent backup should the drain line receive floodwaters from outside the building such as due to area flooding or a septic or sewer line backup.