Canplas 223281W 1-1/2 in. PVC DWV Backwater Valve Cam and consult the installation manual

and consult the installation manual for proper venting

Maintenance is simplified with captured bonnet screws and easy access to internal components without removal from the pipeline

Multi-Inlet Flexibility: Includes three 1-1/8" diameter inlet openings (two with removable plugs) to accommodate multiple drainage lines simultaneously

Compact steel housing for under-sink installation

Canplas 223281W 1-1/2 in. PVC DWV Backwater Valve Cam and consult the installation manualCanplas 223281W 1 1 2 in. PVC DWV Backwater Valve Brand: Canplas SKU: 223281W Product Overview The Canplas 223281W PVC DWV backwater valve is a 1 1 2 in. socket x socket valve for helping protect low level fixtures and branch lines from sanitary, storm, or septic system backflow. Under normal flow, the flapper opens to allow drainage; during reverse flow, it closes to help stop backflow from entering protected drain openings. Key Features: 1 1 2 in.