The parts consist of an angle iron cross member that mounts at the ceiling and a pair of straps as.
Garage door opener distance from ceiling.
You want to measure this space because it will determine what size garage door can comfortably open in your garage and the length of the vertical track.
Rule of thumb standard for length is the height of your garage door plus the length of the motor with 6 12 inches added in your case about 8 9 ft.
You can order a 15 inches radius with torsion springs operation.
A minimum of 12 is typically required.
Typical garage door openers come with parts for hanging the motor from 8 foot high ceilings.
The top of the door requires some room to make that turn.
When a garage door opens it rolls back on horizontal tracks.
Standard 10 radius conversion.
This is the distance from the garage door opening to the back wall of the garage.
Garaga recommends the use of safety cables with extension springs for more security.
The headroom of your garage door is the area from the top of the opening to the ceiling.
Most standard garage doors with extension springs require a minimum of 10 inches of headroom.
Garaga recommends the use of torsion springs for improved door operation and increased safety.
Headroom clearance is the distance between the top of the door opening and the ceiling.
You can learn more about them.