Sectional Steel Door Model 420 Model 420

Sectional Steel Door Model 420 Model 420

Sectional steel door model 420 is designed for heavy-duty use in a variety of commercial and industrial applications. The Model 420 door features a 2" (51 mm) panel thickness, 16-gauge steel intermediate and end stiles, ribbed steel exterior and a white paint finish. This 20-gauge steel door is available in sizes up to 31´2" (9500 mm) in width and 24´1" (7341 mm) in height. Numerous options including weatherstripping, reinforced struts, movable center posts, and motor operation allow these heavy-duty doors to meet nearly any project requirements.

Construction

Product Specifications 
Standard Max Width31'2" (9500 mm)
Standard Max Height24'1" (7341 mm)
Nominal thickness2" (51 mm)
Exterior steel20-gauge galvanized steel
Exterior surfaceRibbed
End stiles16-gauge steel
Center stiles16-gauge steel
Standard mountingAngle mount
Standard track2" (51 mm)
Standard springs10,000 cycle
Weather StrippingFlexible PVC bottom with retainer
OperationManual pull rope or electric operator
FinishWhite baked on-polyester
LockInterior mounted slide lock
Wind LoadFBC approved wind load options available

Warranty

  • 1-year limited

  • white color swatch

    White

  • 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
  • Impact Section Available
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