Plastic Lid for Inline, 33.50" x 41.75" | Agri Drain Agri Drain’s 4" x 18"

Agri Drain’s 4" x 18" Green Water Quality Inlet is a specialized sediment control intake designed to replace standard inlets in farm fields

This 8" model manages drain tile up to 8" diameter and maintains a 12" water elevation difference between the upstream and downstream sides in free-flow or managed-flow operation

Help eliminate plugged inlets by keeping out big chunks of debris with this 18" Heavy Duty Yellow Bar Guard

It reads slope ratio for bulldozers and heavy equipment

Plastic Lid for Inline, 33.50" x 41.75" | Agri Drain Agri Drain’s 4" x 18"Durable plastic lid for Inline Water Level Control Structures. Tough, weather resistant construction sized 33. 50"W x 41. 75"D 2. 58"H to help protect structure components and support reliable water management in larger Inline style structures.