18" PVC Check Valve with Clean Out | Agri Drain Built with 1/2" PVC and

Built with 1/2" PVC and 1/2" wide slots

it installs in gravity-flow systems using flexible couplers and can be operated at varying depths with an extension handle (sold separately)

tile lines

This 30" version fits on the outside of Corrugated HDPE Drainage Pipe and is intended for heavier-duty surface conditions

Provides superior outlet protection for 6" PVC and Corrugated Metal Pipe (CMP)

18" PVC Check Valve with Clean Out | Agri Drain Built with 1/2" PVC andGet unique in ground, in line backwater protection for tile drainage systems and commercial applications with this 18" PVC Check Valve with Clean Out. It uses a rugged 1 2" thick PVC body, SDR35 PVC stubs, and a threaded cleanout for easier inspection and maintenance.