18" Heavy Traffic Grate Collar | Agri Drain This low-profile 30" grate fits

This low-profile 30" grate fits on the outside of Corrugated HDPE Drainage Pipe and is oversized to accommodate varying pipe ODs

Designed to slide inside 36" I

Prevent rodents and other pests from plugging drainage systems with this 12" Rodent Guard

Heavy steel grate collar designed to protect drainage intakes and improve water flow

18" Heavy Traffic Grate Collar | Agri Drain This low-profile 30" grate fitsHeavy steel traffic grate collar designed for traffic areas while protecting drainage intakes and improving water flow. This 18" collar fits on the outside of PVC or Corrugated Metal Pipe (CMP) and holds the grate flush inside the collar.