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Sockets are Schedule 40 DWVReduces backflow in drainage system Threaded access cover for easy inspection Magnetic strip for underground detection Flapper and cover have elastomeric gasket to ensure watertight seal Stepped construction encourages flow (minimum 1/4′′ per foot fall)UPC, Sbcci and CSA approvals.
PVC Backwater Valve B110328
Sale price
$23.90
Regular price $85.99
Shipping calculated at checkout.