Founded in 1828, Cornell manufactures a complete line of high quality Closure Products including rolling service doors, fire-rated doors, counter shutters and security grille products for commercial, industrial, institutional and retail use. Products are supplied through a network of authorized installing door distributors. ISO 9001:2015 registered, Cornell endeavors to provide exceptional product quality, design flexibility and superior support services to our customers. Please not that all CAD drawings provided are for a specific size. Doors and Grilles are 10’ x 10’ Counter Doors are 6’ x 4’ If specific dimensions are required, please visit the drawing generator available on our website. Read More