Quick view Agri Drain Flap Gate 36" for Corrugated Plastic Pipe Compare $759.45 Rugged steel construction ensures a longer life and helps keep drainage systems from flooding. Designed for use on corrugated plastic tubing. Not designed for use on PVC or CMP. Band fits approximate pipe O.D. of 41" to 42.5". See spec... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List