6 oz Geotextile Engineering Fabric, 12.5' x 360' Roll | Agri Drain this riser has 3 1/2'

this riser has 3 1/2' of 1" holes at 12 holes per foot for dependable inlet flow control

it helps stop backups when creeks rise and includes a threaded cleanout plug for easier inspection and maintenance

Flexible Fernco coupling for secure drainage pipe connections between 18" clay and 18" PVC

Help keep damaging water out of drainage systems with this 18" steel hinged flap gate

Help keep damaging water out of drainage systems with this 30" steel hinged flap gate

6 oz Geotextile Engineering Fabric, 12.5' x 360' Roll | Agri Drain this riser has 3 1/2'Protect disturbed ground and control erosion with this 6 oz geotextile engineering fabric, 12. 5' x 360' roll. Built for separation, stabilization and drainage. Durable for site work.