The Flood-Guard from General Pipe Cleaners operates like a check valve to seal off water backup caused by overloaded sewers. Water flows normally through the drain until the sewer begins to back up. Then a float rises to seal off the drain opening until the water recedes.
Q: We maintain apartment buildings by the river. When heavy rains come in the spring and fall, the river rises, causing basement floor drains to back up. Is there a device that can prevent a major mess?
A: Yes, you have two options. There are a number of water sensors on the...
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