18" x 18" Clay-Clay Coupling | Agri Drain This 8" model manages drain

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

it provides a durable cover with screw anchor points for secure

This 42" collar fits on the outside of PVC or Corrugated Metal Pipe (CMP) and holds the grate flush inside the collar

5" x 12" sign is a practical option for marking drainage lines with durable screen-printed plastic construction

It fits outlet ODs from 20

18" x 18" Clay-Clay Coupling | Agri Drain This 8" model manages drainFlexible Fernco coupling for secure drainage pipe connections between 18" clay and 18" clay. Tough, flexible PVC construction helps create a reliable, leak proof seal and accommodate slight OD variation for easier installation.