8" x 18" Yellow Water Quality Inlet | Agri Drain This low-profile 18" grate fits

This low-profile 18" grate fits on the outside of Corrugated HDPE Drainage Pipe and is oversized to accommodate varying pipe ODs

It provides a stable survey setup

Built for cutting engineering and drainage fabric

and includes a lid with self-tapping screws

it fights debris to keep intakes flowing freely

8" x 18" Yellow Water Quality Inlet | Agri Drain This low-profile 18" grate fitsAgri Drains 8" x 18" Yellow Water Quality Inlet is a specialized sediment control intake designed to replace standard inlets in farm fields, ditches, dry dams, and terraces. Its low velocity design resists plugging and slows water flow, allowing sediment to settle and debris to be filtered out before entering the drainage system.