12 inches for the door and torsion spring system and three inches for the garage door opener equipment.
Minimum headroom for garage door.
In order to install torsion spring hardware we recommend a clearance of 12 in.
Headroom minimumstandard 290mm low headroom front mount 200mm low headroom rear mount 150mm when using an operator add 50mm to the minimum headroom required example.
304 mm available it is best to use a dual track system designed for low headroom.
This will be enough space if you want to add an electric garage door opener where only 2 inches 51 mm is required to install one.
This leaves all of 9 1 2 between top of door opening and eave height however you also gain height due to the slope of the roof less the thickness of the roof purlins.
On the other hand if there is only 4 in.
121 mm to 12 in.
For a standard garage door with an electric opener you ll want a minimum of 15 inches of overhead clearance.
Garage doors operating with torsion springs require a minimum of 9 1 2 inches of headroom while doors using extension springs require a minimum of 4 1 2 inches of headroom.
Requires a minimum of 4 5 of headroom.
For commercial garage doors the radius track tends to be larger than that of residential doors.
For either the case of extension or torsion spring systems if you want the door to retract up and into the garage you need at least 4 inches 121 mm above the door.
Get the support you need at banko overhead doors getting the right minimum clearance for a garage door opener and choosing the right products for your headroom can be challenging.
What is the minimum space required.
However this requires mounting the torsion spring on the rear of the horizontal tracks.
2130mm opening height will require a 2160mm high door.
Used when headroom is extremely limited for proper door operation.
How much headroom is required above a residential garage door.
Standard extension springs require between 9 and 12 inches of headroom but you can find double track low headroom systems that only need 5 to 9 inches.
3 track headroom 8 5 required sideroom 9 required backroom door height 32 required.
Standard lift doors require a minimum of 12 of over door height.
It is possible to mount torsion springs in a garage with only 5 inches of headroom.
2 track headroom 4 5 required sideroom 7 5 required backroom door height 30 required.
With a 4 12 roof slope and 2 6 purlins at four feet in from the corner you now have nearly 20 of headroom.