48" Steel Grate Collar for Corrugated HDPE Drainage Pipe | Agri Drain This 10" model uses SCH40

This 10" model uses SCH40 hubs and offers unrestricted flow

this 6" tall x 15 ¾" wide screen fits 12" Inline and Inlet structure applications

Help keep damaging water out of drainage systems with this 24" steel hinged flap gate

This 42" tall section includes a built-in restrictor

This molded-cap top uses 1" holes and is built for reliable field drainage where a bright yellow twist-lock section with ASTM F405-compliant construction is needed

48" Steel Grate Collar for Corrugated HDPE Drainage Pipe | Agri Drain This 10" model uses SCH40Heavy steel grate collar designed to protect drainage intakes and improve water flow. This 48" collar fits on the outside of Corrugated HDPE Drainage Pipe and holds the grate flush inside the collar.