18" Steel Hinged Flap Gate for Corrugated HDPE Drainage Pipe | Agri Drain Designed to slide inside 42"

Designed to slide inside 42" I

This low-profile 4" grate fits on the outside of PVC

Prevent backflow in drainage systems with this 12" PVC Check Valve with Clean Out

and is a strong fit where durable surface-water collection is needed

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

18" Steel Hinged Flap Gate for Corrugated HDPE Drainage Pipe | Agri Drain Designed to slide inside 42"Help keep damaging water out of drainage systems with this 18" steel hinged flap gate. It fits outlet ODs from 20. 5" to 22" and is built specifically for Corrugated HDPE Drainage Pipe.