Where to Buy Cornell Iron Works

Sectional overhead and rolling coiling doors that open vertically to close large openings such as loading docks, service bays, and storefronts. Available in insulated, fire-rated, and security configurations for commercial and industrial buildings.

Door assemblies tested and labeled for a specific fire-resistance rating, constructed with fire-resistant cores, frames, and hardware. Installed in rated wall openings, stairwells, and corridors to maintain compartmentation and meet life-safety codes.