4" Clean Check Extendable Backwater Valve | Agri Drain This solid underground section is

This solid underground section is built for dependable field drainage where a non-perforated twist-lock section is needed in a 6" Precision assembly

It is a practical choice where a deeper bury depth is needed for buried-line water access

Control flow and protect the line with this 4" Bull Run Valve-PVC

This 30" collar fits on the outside of PVC or Corrugated Metal Pipe (CMP) and holds the grate flush inside the collar

Built to make stoplog installation

4" Clean Check Extendable Backwater Valve | Agri Drain This solid underground section isPrevent sewage backup into a residence or building with this 4" Clean Check Extendable Backwater Valve. It installs outside the structure without a costly manhole, allows ground level maintenance, attaches to SCH40 PVC, and supports installations up to 12' deep.