In the event of the sewage drain back up, the Mainline backwater valve will close to protect the home from flooding. However, continued use of water in the house, while the Mainline valve is closed, will inevitably force water to back up into the basement and cause damage. The Deluge flood alarm in conjunction with the Mainline backwater valve provides peace of mind, knowing that a flood will be noticed quickly by the home owner, preventing damage to the household.
In the event of the sewage drain back up, the Mainline backwater valve will close to protect the home from flooding. However, continued use of water in the house, while the Mainline valve is closed, will inevitably force wat...
