15" Heavy Traffic Grate Collar for Corrugated HDPE Drainage Pipe | Agri Drain Help keep damaging water out

Help keep damaging water out of drainage systems with this 10" heavy duty hinged flap gate

and fits inside 12" I

This 30" version fits on the outside of Corrugated HDPE Drainage Pipe and is intended for heavier-duty surface conditions

Plastic solid section for 5" Hickenbottom intake applications

This 36" tall Section 2 piece uses 5/16" holes

15" Heavy Traffic Grate Collar for Corrugated HDPE Drainage Pipe | Agri Drain Help keep damaging water outHeavy steel traffic grate collar designed for traffic areas while protecting drainage intakes and improving water flow. This 15" collar fits on the outside of Corrugated HDPE Drainage Pipe and holds the grate flush inside the collar.