Be sure to inspect for any irregularities in the opening or measurements such as irregular door jambs.
Garage door headroom chart.
Most common garage door track options.
If adding a garage door opener onto an existing door.
Refer to the height chart below for minimum areas required for your door to operate correctly.
Standard systems require 10 inches of headroom while some require 12 inches while garage door openers often require an additional three inches of clearance.
The garage door opener s operator motor and connections.
3 track headroom door height 12 required sideroom 5 5 required backroom 23 required.
2 8 3 track 15 radius thru 18 0 d h.
2 7 1 2 thru 16 0 d h.
This option helps provide more vertical space in the garage.
Used when there is at least the door height plus 12 of headroom clearance.
Standard 12 radius 3 extension 2.
Extended heights available up to 16 feet high.
Measure the width of the garage door opening at its widest point.
Overhead acting garage door track options are best described by the size or radius of the curved track component or by the amount of low headroom the door must fit in.
Trolley motor operator or push up operation required not applicable for jackshaft type operators.
2 track headroom door height 12 required sideroom 4 5 required backroom 23 required.
Not possible lower the headboard of door 4 to 12 low headroom double track system 12 and higher.
Measure the head room the distance between the top of the door opening or door jamb header and the ceiling of the garage.
7 feet high typically 4 sections high 8 feet high typically 5 sections high.
If you have 12 305 mm headroom with torsion spring operation and you would like to install an electric operator special top brackets quick turniing brackets are available.
Sectional garage door with low head room torsion springs in rear low clearance garage door.
Headroom chart 4 1 2 10.
0 to 4 not possible lower the headboard of door 4 to 8 low headroom double track system 8 and higher.
Track is applicable for building applications where headroom is severely limited.
There are five basic garage door track options although the first two are by.
H door height h total height d 5 2 track 11 3 track.
6 3 4 9 3 4 d h.
C header bracket width.
Door height centerline of shaft minimum headroom 2 track 15 radius thru 12 0 d h.
On either side of opening.
Low headroom view garage door track options.