SSI-25 Commercial Sectional Door

Mid-America Commercial Sectional door

Mid-America SSI-25 Series Commercial Sectional Door

Let Atlanta Door Corporation install quality Commercial Grade door from Mid-America's SSI-25 Series to protect your business.

The SSI-25 Series is available in 25 gauge steel on the exterior and interior.  Add optional affordable, highly effective insulation in between.

SSI-25 Features & Standards

  • REVERSE ANGLE: Door overlaps jamb approximately 1" against continuous angle of track support system (angle foot toward door). May be used with wood or steel jambs. The door closes against the base flange of the continuous angle.
  • BRACKET MOUNTED TRACK: Use with wood or steel jambs. Door closes against stop molding.
  • GENERAL: Doors shall be S-24 Series as manufactured by Mid-America Door Company.
  • RELATED WORK: Opening preparation, miscellaneous or structural metal work, access panels, finish or field painting, are in the scope of work or other trades.
  • DOOR SECTIONS: Sections will be 24 gauge steel and have a nominal 2” thickness. Sections will have a tongue and groove meeting rail to provide a weather tight seal between sections. Center and end stiles will be 18 gauge steel formed, fastened, and bonded as integral structures of the section.
  • TRACK: Galvanized steel track systems shall be 2" or 3" depending on door size and will be bracket or angle mounted depending upon application.
  • HARDWARE: Hinges and brackets to be made from galvanized steel. Each roller shall have ¼" hardened steel balls per roller (2”), or adequate for design requirements.
  • SPRING COUNTERBALANCE: Springs shall be oil tempered, helical wound and stress relieved torsion type. Springs will be mounted on a continuous cross header steel shaft supported by bearing brackets. Long life springs of 25-50-100 thousand cycles may be specified and are recommended for high usage doors. Cables are 7 x 19 strand galvanized aircraft type with a minimum safety factor of 8 to 1.
  • FINISH: Paint will be baked on polyester coating.
  • WEATHER-STRIP: Bottom rail of section to include U'd vinyl astragal held in place by retainer to provide additional reinforcement. Additional weather-stripping available for full width of header and jambs assisting in preventing air infiltration.
  • LOCK: Lock will be interior mount slide lock. (Optional cylinder lock available)
  • VISION SECTIONS: Full section glazing can be provided with mill finish aluminum frames and DSB glass to allow maximum light or vision, or 25 x 5 vinyl frames, or rubber grommet glazes with DSB glass.
  • INSULATION: Insulation may be specified for the S-24 series. Door sections shall be furnished with minumum 1½” thick polystyrene insulation. Back covers shall be 26 gauge steel, or vinyl backed.

SSI-25 Panels & Sections

Panels Wide Sections High
Width Number
of Panels
Height Number
of Sections
Thru 9'2" 2 Thru 8'0" 4
9'3" to 12'2" 3 8'3 to 10' 5
12'3" to 16'2" 4 10'3" to 12' 6
16'3" to 20'2" 5 12'3" to 14' 7
20'3" to 24'2" 6 14'3" to 16' 8

SSI-25 Mounting

  Clear
Headroom
Sideroom Depth
Into Room
Centerline
of Springs
  2"
Track
3"
Track
2"
Track
3"
Track
2" & 3"
Track
2"
Track
3"
Track
Standard Lift
Manual 12"
12½" 21" 4½" 5½" Door Height + 18" Door Height + 13½" Door Height + 15½"
Standard Lift
Motor Operated
19" 22½" Door Height + 66"
Standard Lift
Manual 15"
16½" 21" 4½" 5½" Door Height + 18" Door Height + 13½" Door Height + 15½"
Standard Lift
Motor Operated
19" 22½" Door Height + 66"
High Lift
Manual
High Lift + 12" 4½" 5½" Door Height Less Lift + 30" Door Height + Lift + 6½" Door Height + Lift + 7½"
High Lift
Motor Operated
High Lift + 12" 24" One Side Door Height Less Lift + 30"
Vertical Lift
Manual
Door Height + 8" 4½" 5½" 18" Double Door Height + 2"
Vertical Lift
Motor Operated
24" One Side 18"
Low Headroom
Manual
6½" 11" 6" 9" Door Height + 30" Does Not Apply
Low Headroom
Motor Operated
9" 13½" Door Height + 30"

SSI-25 Options

The S-24 Series offers optional insulation. Minimum 1½" thick polystyrene with 26 gauge steel or vinyl backing increases the energy efficiency of your door.


 

Manufacture Term: 

Main Office - ADC North

770-975-3500

  • 4255 McEver Industrial Drive
  • Acworth, GA 30101
  • Fax: 770-974-1455

Fayetteville ADC-South

770-716-3181

  • 500 Marksmen Court
  • Fayetteville, GA 30214
  • Fax: 770-716-3171

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