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We will be closed Thursday 11-27 and open until 11:30 AM Friday 11-28. As always orders can be placed online at anytime.

Sewer Backflow Preventer

Protect your building and its contents with a clean check backwater valve from Complete Plumbing Source. A PVC sewer backflow preventer is designed to prevent fluids from re-entering drainage systems. We offer PVC backwater valves in 3"", 4"", and 6"" and general flood-guards in 2"", 3"", and 4"".