Fabric Knife for Cutting Engineering Fabric | Agri Drain This 40" tall section includes

This 40" tall section includes a built-in restrictor

This low-profile 36" grate fits on the outside of PVC or Corrugated Metal Pipe (CMP) and is oversized to accommodate varying pipe ODs

Flexible Fernco coupling for secure drainage pipe connections between 12" clay and 12" PVC

it is a strong choice where a low-profile

with an included rod helping secure the guard

Fabric Knife for Cutting Engineering Fabric | Agri Drain This 40" tall section includesWork faster and with more confidence in the field with this Fabric Knife. Built for cutting engineering and drainage fabric, it is a practical tool for clean, reliable cuts during erosion control and drainage installation work.