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4″ Hinged Back-flow Preventer


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Rugged steel construction ensures long life and helps keep drainage systems from flooding.

Designed for use on PVC, CMP, and corrugated plastic tubing.

Flap is galvanized 12 gauge mild steel.

Attachment bracket is steel with a durable powder coat finish.

Flap Gate does not have a gasket and is not watertight.

Flap should sit flush against the pipe, not the band, to ensure optimal performance.

Additional information

Weight 3 lbs
Dimensions 8 × 8 × 8 in