On the other hand if there is only 4 in.
Double track low headroom garage door.
For low headroom system you do not need the additional 2 in.
This second track is installed above the horizontal section that is attached to the curve from the vertical track section.
11 mail in rebate good through 9 19 20.
Low headroom rear mount spring.
1 garaga recommends the use of torsion springs for improves door operation and increased safety.
Dealer said this was not possible.
See chart below this kit works with both 12 and 15 radius horizontal track.
When equipping a garage door with an electric door opener add 2 in.
Of headroom in your garage see more info below for a pdf of our how to measure guide.
If an electric operator is being used add 2 51 mm to the headroom required.
Low headroom track this very common garage door track option uses up even less headroom space than a 12 radius track.
Often referred to as dual track it is best recognized by a second horizontal track.
The top roller runs down the upper horizontal track while the remaining rollers go down the lower horizontal track.
This situation requires double low headroom tracks.
121 mm to 12 in.
Used when headroom is extremely limited for proper door operation.
Garage doors installed with double track low headroom hardware with liftmaster 8500 garage door openers.
Ideal door overhead garage door double track low headroom kit.
Requires a minimum of 4 5 of headroom.
The top section makes the turn quicker while opening.
3 track headroom 8 5 required sideroom 9 required backroom door height 32 required.
Easily converts your new track to accommodate your low headroom application.
10 254 mm radius 3 note.
The double track low headroom lhr conver sion kit is designed to modify the minimum head room clearance required.
2 garaga strongly recommends the use of safety cables with extension springs for security.
Some garages do not have the minimum headroom requirements for a standard garage door.
Double track system 8 216 mm.
The clopay garage door low headroom conversion kit bay be required if you have less than 15 in.
51 mm to standard lift movements.