Canplas 223281W 1-1/2 in. PVC DWV Backwater Valve Replacement Media and included trippers before purchase

and included trippers before purchase

made from 100% recycled materials and filters storm water naturally through subsurface

The result is a superior performing product designed to reduce the need for frequent tank replacements

electrical interference

Controller status and faulty-wiring alerts

Canplas 223281W 1-1/2 in. PVC DWV Backwater Valve Replacement Media and included trippers before purchaseCanplas 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.