Sectional Steel Doors 430

Sectional steel door model 430 is available in sizes up to 20´2" (6147 mm) in width and 16´1" (4902 mm) in height for a variety of medium-duty applications. These doors feature a 2" (51 mm) panel thickness and a nominal 24-gauge, ribbed, white galvanized steel exterior with 16-gauge steel intermediate and end stiles (Industrial Brown exterior is available). The Model 430 is customizable to any project specification with a variety of additionally available options.



Standard max width
20'2" (6147 mm)

Standard max height
16'1" (4902 mm)

1 year limited

Nominal thickness
2" (51 mm)

Exterior steel
Nominal 24-gauge galvanized steel

Exterior surface

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
Standard on bottom

Manual pull rope

White or Industrial Brown baked-on polyester

Interior mounted slide lock

Door Options

  • Electric operator or chain hoist
  • 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

Exterior Color

  • white color swatch White

  • industrial brown color swatch Industrial Brown
Actual door color may vary slightly from the digital representation above.