Section Steel Door model 424 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 weather stripping, reinforced struts, movable center posts and motor operation allow these heavy-duty doors to meet nearly any project requirements.
Manual
Truss-like aluminum top and bottom plates; 1/8” (3 mm) thick
7” (178 mm) standard body; 4” (102 mm) slim body
Aluminum clear anodized
1 1/8” (29 mm); vertical adjustment 1″ (25 mm) up/down without curtain removal
Top-mounted, heavy-duty aluminum sections
Height: 1 5/8″ (41 mm)
Width: 1 3/8″ (35 mm)
90°: Standard body: 14” (356 mm) radius;
Slim body: 10” (254 mm) radius
120°, 135° and 150°; Standard and Slim body:
10” (254 mm) radius
Lead post
Hook lock and wall channel; bi-part; top and bottom shoot bolts
Intermediate post
Bottom shoot bolt
Trailing end post
Traveling; fixed; hook lock and wall jamb; top and bottom shoot bolts; carrier
Lead post
Concealed cylinder-operated hook lock accessible from interior and exterior
Intermediate post
Concealed cylinder-operated shoot bolt accessible from one side only
Trailing end post
Attached 10’ max. (3048 mm) protection plate self-locking into a steel V-Stop
Standard Body

Curtain: 7” (178 mm) standard width, 0.078″ (2 mm) thick solid aluminum that fit into aluminum hinges. Panels are framed by min. 4″ (102 mm) high aluminum bottom plates and top plates.
Visibility: 0% of 6 1/8″ (156 mm) viewable area
Slim Body

Visibility: 0% of 3 1/2″ (89 mm) viewable area