Used when there is ample headroom over 30 and additional workspace clearance is required.
Garage door tracks support from engineered roof truss above.
In order to install torsion spring hardware we recommend a clearance of 12 in.
On the other hand if there is only 4 in.
This goes for manufactured roof trusses the kind assembled with metal gussets.
This replacement garage door safety sensor kit uses an invisible infrared beam across the opening of the door the system detects any object passing through the led beam of light and automatically reverses the closing garage door.
2 track headroom hl 9 5 sideroom 4 5 required.
304 mm available it is best to use a dual track system designed for low headroom.
3 track headroom hl 11 required sideroom 5 5 required.
51 mm to standard lift movements.
The space above the door is the headroom for the door and all its supporting components.
121 mm to 12 in.
Of stuff on it.
Make sure items are spaced so that the weight is evenly distributed over the chords.
When equipping a garage door with an electric door opener add 2 in.
Overhead acting garage doors are made in sections that are hinged together.
The genie safe t beam system is designed to ensure the genie safe t beam system is designed to ensure maximum safety for your garage door opener operation.
Often used to help track avoid obstacles in the garage such as an entry pass door or other structural elements.