30" Steel Hinged Flap Gate for Corrugated HDPE Drainage Pipe | Agri Drain This low-profile 15" grate fits

This low-profile 15" grate fits on the outside of Corrugated HDPE Drainage Pipe and is oversized to accommodate varying pipe ODs

Built of rugged SDR35 PVC with a 6" cleanout for easier maintenance and inspection

This low-profile 15" grate fits on the outside of PVC or Corrugated Metal Pipe (CMP) and is oversized to accommodate varying pipe ODs

Flexible Fernco coupling for secure drainage pipe connections between 6" clay and 4" PVC

30" Steel Hinged Flap Gate for Corrugated HDPE Drainage Pipe | Agri Drain This low-profile 15" grate fitsHelp keep damaging water out of drainage systems with this 30" steel hinged flap gate. It fits outlet ODs from 35" to 36. 5" and is built specifically for Corrugated HDPE Drainage Pipe.