Corrugated outer wall – smooth inner wall

10' and 20' lengths standard (cutting charge for other lengths – 2' increments)

MnDOT approved

1 foot minimum cover suggested

Sizes in stock: 8", 10", 12", 15", 18", 24", 30", 36", 42", 48"

A full selection of couplings, galvanized steel aprons, elbows , and tees are available for use with dualwall culvert.

Green heavy duty plastic lids for use with dualwall culvert – 12", 15", 18", 24" (two styles), 30", 36".

Dualwall culvert and fittings manufactured by Prinsco, Inc., Prinsburg, MN. Plastic lids are manufactured by BrenLin Company, Herman, MN.

Stormwater pipe with a watertight gasket is also available.