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Sewer Backflow Preventer

Prevent fluids from re-entering your building’s drainage systems with Complete Plumbing Source’s various backwater valves. We carry Agri Drain, Canplas, Flood-Guard and Rectorseal PVC backwater valves in 3”, 4” and 6” and general flood-guards in 2”, 3” and 4”.

The sewer backflow preventer selection we have offers an economical solution to reduce the possibility of flooding and sewer backups. Many building codes require these backwater valves, but it is in a homeowner or building owner’s best interest to install or replace these in order to protect from backwater.