Single Wall

APC’s economical prefabricated curb consists of a wood nailer and banded insulation. It allows for easy fastening of roof flashing.

Double Wall Insulated

Double wall aluminum curbs are welded at corners, are water tight, and are ready for installation. Curb for metal roofs available.

Curb Mounted Units

All APC Dayliter Fire Vents and Skylights can be designed to mount on curbs by others. To ensure that the units fit, please contact the APC factory for dimensions.