By NORMA Group

By NORMA Group

ABS Backwater Valve, 4 in., Black

SKU:

475
Applications
  • Directs flow one-way through pipe when flapper opens, allowing water through and preventing backflow of waste from street sewers
  • Use for low basement areas and sewage system installations; works with most DWV pipe to transport waste and prevent backflow in pressurized systems
  • As part of a complete flow management system, the Backwater Valve connects to 4 in. DWV pipe and other system components to allow water to flow through
Features
  • Valve is made of ABS material and is chemically resistant
  • Flapper has an elastomeric gasket for a watertight seal
  • Threaded access cap has a neoprene gasket

Literature & Resources