Corrugated Pipe Adapter (3" Corrugated to 4" SDR 35)

Part Number

Manufactured for Polylok trench drain, this easy to install adapter allows you to have 3” corrugated pipe coming out of your trench drain system. Glue the pipe end into the end cap, and then attach the 3” corrugated pipe.


  • 3" corrugated pipe to 4" SDR35 socket