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Canplas Backwater Valve, 2-Inch
Product Description Protects basements and other low level areas from the backflow of sanitary sewer, storm sewer, or septic system, positive seal created by neoprene O-Ring. From the Manufacturer This simple devices offers effective protection against the backflow of sewage and stormwater into homes and businesses. Under normal operation, the lightweight flapper opens and allows waste water to exit to sewer line. During a backflow,the flapper seals closed, stopping the flow from reaching interior drains entering the living space. Backwater valves (BWV)are recommended on all branch lines serving low level appliances, leaving the main line open to discharge and vent. Any drain openings behind the BWV are protected from backflows. A BWV can also

Price is $53.00
Price: $52.99