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Sectional Steel Doors - 426
Sectional Steel Doors - 426

    Sectional Steel Doors - 426

    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.

    BIM objects are for general reference and should not be used for exact construction information. Please contact an Overhead Door Distributor when exact dimensions are required.

    Specification
    • ​​​

      Standard Features

      Standard max width: 28'2" (8585 mm)

      Standard max height: 24'1" (7341 mm)

      Warranty: 1 year limited

      Nominal thickness: 2" (51 mm)

      Insulation: expanded polystyrene

      R-value: 7.35 (1.29 W/Msq)

      Exterior steel: 24-gauge galvanized steel

      Exterior surface: ribbed

      Finish: White or Industrial Brown baked-on polyester

      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

      Operation: manual pull rope

      Lock: interior mounted slide lock ​​​​​​

      Door Options

      • 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 1/2" (13 mm) DSB
      • 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
    Technical specification
    • Unique ref.sectional-steel-doors-426
    • Product familyCommercial Doors
    • Product groupSectional Doors
    • TypeObject (single object)
    • Date of publishing2022-12-15
    • Edition number1
    Related
    • Material mainSteel
    • Designed inUnited States
    • Manufactured inUnited States
    Classification
    • BIMobject CategoryDoors - Industrial Doors
    • IFC classificationDoor
    • CSI MasterFormat 2014 Code08 36 13
    • CSI MasterFormat 2014 TitleSectional Doors
    • OmniClass Number23-17 11 13 25 13
    • OmniClass TitleSectional Overhead Metal Doors

    Region availability

    North America
    Anguilla
    Antigua and Barbuda
    Aruba
    Barbados
    Belize
    Bermuda
    British Virgin Islands
    Canada
    Caribbean Netherlands
    Cayman Islands
    Collectivity of Saint Martin
    Costa Rica
    Cuba
    Curaçao
    Dominica
    Dominican Republic
    El Salvador
    Greenland
    Grenada
    Guadeloupe
    Guatemala
    Haiti
    Honduras
    Jamaica
    Martinique
    Mexico
    Montserrat
    Nicaragua
    Panama
    Puerto Rico
    Saint Kitts and Nevis
    Saint Lucia
    Saint Pierre and Miquelon
    Saint Vincent and the Grenadines
    Saint-Barthélemy
    Sint Maarten
    The Bahamas
    Trinidad and Tobago
    Turks and Caicos Islands
    U.S. Virgin Islands
    United States