Sectional steel door model 426 is ideal for heavy-duty applications requiring protection against the elements. These doors feature a 2" (51 mm) panel thickness, 16-gauge steel intermediate and end stiles, ribbed steel exterior and 26-gauge steel back cover. Polystyrene insulation provides an R-value of 7.35. The Model 426 is a 24-gauge door available in sizes up to 28´2" (8585 mm) in width and 24´1" (7341 mm) in height and is offered in white or industrial brown. A multitude of options including reinforcing struts, movable center posts, and motor operation allow these insulated heavy-duty doors to be used in a variety of commercial and industrial environments.
Actual door color may vary from the digital representation shown here.
Color samples are available by request.
28'2" (8585 mm)
24'1" (7341 mm)
1 year limited
2" (51 mm)
7.35 (1.29 W/Msq)
24-gauge galvanized steel
26-gauge galvanized steel (poly-bonded laminate, high impact polystyrene (HIPS) backed optional)
2" (51 mm)
Standard on bottom
Manual pull rope
White or Industrial Brown baked-on polyester
Interior mounted slide lock