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Sectional Steel Door 424

The Model 424 is a heavy-duty sectional steel door for commercial and industrial openings up to 30’2″ wide and 24’1″ high. It has 2″ sections with 16-gauge stiles and a ribbed steel exterior.

It comes in white or Industrial Brown, with weatherstripping, reinforcing struts, removable center posts and motor operation available.

Key features include steel construction. It fits openings up to 30’2″ wide and 24’1″ high. Wind-load rated versions are available. Our team installs and maintains sectional doors for warehouses, retail and industrial buildings throughout NYC, Nassau and Suffolk.

Construction

Product Specifications
Standard Max Width	30’2″ (9195 mm)
Standard Max Height	24’1″ (7341 mm)
Nominal thickness	2″ (51 mm)
Exterior steel	24-gauge galvanized steel
Exterior surface	Ribbed
End stiles	16-gauge steel
Center stiles	16-gauge steel
Standard mounting	Angle mount
Standard track	2″ (51 mm)
Standard springs	10,000 cycle
Weather Stripping	Flexible PVC bottom with retainer
Weather Stripping	Flexible PVC bottom with retainer
Operation	Manual pull rope and electric operator
Finish	White or Industrial Brown baked-on polyester
Lock	Interior mounted slide lock
Wind Load	FBC approved wind load options available

Warranty

1-year limited

Colors

White
Industrial Brown

Actual door color may vary slightly from the digital representation above.

Enhancements

Chain Hoist or Electric Operator is recommended for doors above 10’ tall or more than 400 pounds
Bottom sensing edge
Full sash section with 1/8″ (3 mm) DSB, insulated; 1/8″ (3 mm) and 1/4″ (6 mm) acrylic
Individual lites with 1/8″ (3 mm) DSB; 1/8″ (3 mm) and 1/4″ (6 mm) acrylic; 1/8″ (3 mm) and 1/4″ (6 mm) polycarbonate; 1/8″ (3 mm) and 1/4″ (6 mm) tempered; 1/4″ (6 mm) wired
3″ (76 mm) track
Bracket mounting (not available on full vertical door tracks)
Higher-cycle springs in 25k, 50k, 75k, 100k cycles
Exhaust ports
Jamb weather seals
Bottom strips; including: looped PVC weatherstrips, flexible PVC astragal weatherstrips, and double-contact weatherstrips
Reinforcing struts of roll-formed, galvanized steel
Movable center posts for 2″ (51 mm) or 3″ (76 mm) tracks that roll away, with automatic safety catches that prevent door closure when posts are removed
Tumbler keyed lock
Window Glazing Options
Warehouse Package – Quick install system available
Impact Section Available