Overhead Door Corporation's comprehensive line of sectional steel and insulated steel doors encompasses one of the industry's most complete section of panel profiles, gauges, track styles and hardware for commercial sectional door systems. Premium insulated steel garage doors feature our sandwich construction of steel-polyurethane-steel and between-section seals for maximum thermal efficiency. Carriage House Collection garage doors combine distinctive carriage house designs and superior insulated steel construction to create a harmonious blend of elegance and strength.