The Model 424 doors are designed for heavy-duty use in a variety of commercial and industrial applications. This door features a 2″ (51 mm) panel thickness, 16-gauge steel intermediate and end stiles, ribbed steel exterior and a white paint finish. The Model 424 is available in sizes up to 30´2″ (9195 mm) in width and 24´1″ (7341 mm) in height, and is also available in Industrial Brown. Numerous options including weatherstripping, reinforced struts, movable center posts and motor operation allow these heavy-duty doors to meet nearly any project requirements.