In order to install torsion spring hardware we recommend a clearance of 12 in.
Garage door clearance height.
2 track headroom door height 12 required sideroom 4 5 required backroom 23 required.
You should reconsider the specifications for your garage door if you have multiple vehicles or a large vehicle to park inside.
304 mm available it is best to use a dual track system designed for low headroom.
On the other hand if there is only 4 in.
Used when there is at least the door height plus 12 of headroom clearance.
Measure the backroom the distance from the garage door opening to the back wall of the garage.
The standard rule of thumb is the door height plus an additional 18 inches.
Lift clearance track follow the roof headroom clearance dimensions door height centerline of shaft minimum headroom 2 track 15 radius thru 16 0 o h.
5 5 8 l c.
121 mm to 12 in.
Lift clearance for applications where additional headroom clearance is required.
This option helps provide more vertical space in the garage.
3 track headroom door height 12 required sideroom 5 5 required backroom 23 required.
This is for a normal home with a normal car truck suv or van parked inside.
Use a step ladder to more easily measure the ceiling height.
Well normal garage doors measure 8 x 7 feet 9 x 7 feet and 10 x 7 feet all around.
The garage door needs room to roll completely up when opening.
12 3 track 15 radius.