Garage Door Components
  Window Lite Glazed section with various types of glass or acrylic to allow for light and visibility.
 Sections Steel panels reinforced with stiles interconnected with hinges and rollers.
 Bottom Bracket A structured support that provides for attachment of lifting cables.
 Cable Drum Grooved drums on the torsion spring shaft that allow lifting cables to wind when garage door opens.
 Torsion Springs Provides the means to raise and lower garage doors via cable winding on drums.
 Extension springs extend along both horizontal tracks
 Rear Track Hanger
 Track Guides a section to raise or lower garage doors.
Track Types:
Standard
Low Headroom
Track Components:
Vertical Track: on either side of opening.
Horizontal Track: attached to ceiling.
Radius: curved track
Standard Heights:
7 feet high - 4 sections high
8 feet high - 5 sections high
Extended Heights - available up to 16 feet high
Headroom Chart
4-1/2'–10" – low headroom track
10" – standard track/extension spring
12" – standard track/torsion spring
14" or more – required for operator |