Normally open flapper flots to to black backflow from sewer
This BWV can either be placed in a direct access location or recessed in-ground with the optional access box
Clear top allows for easy inspection
Country of Origin: Canada
This Fullport backwater valve is designed to protect the entire home from hazardous sewage backflow. Once installed it becomes the first line of defense against costly and unsanitary backflow entering the property. Canplas is the industry's premier manufacturer of DWV fittings. To ensure that all your parts fit perfectly and to pass on the economic and time critical benefits of single source supply, Canplas manufactures a complete line of DWV plumbing products available in ABS fittings and PVC fittings.