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.
Floor drain backup alarm.
Detect it is an all new waste line backup alarm that will alert you to an impending sewage back up in your home office or investment property.
Check valves for basement floor drains.
The water alarm can be placed directly on floors or mounted for installation in a variety of locations.
A wire runs from the new sensor equipped cap to a 9v battery powered flood alarm box.
And touches the contacts within the water sensor the alarm sounds.
The box emits a loud shrill tone to alert you when your backwater valve is in active and protecting you from a sewer line backup.
Govee water detectors wireless water leak detector with 100 db loud alarm water sensor with sensitive leak probes water sensor alarm for kitchen bathroom basement floor battery included 2 pack 4 6 out of 5 stars 468.
Sensor wire you can keep the alarm unit easily accessible while placing the sensor in hard to reach but vulnerable locations such as a sump pump pit.
Detect it was invented by two of our master plumbers to improve your quality of life.
Definition of backwater valve.
With the long 6 ft.