The machine kicks in to arrest the door s motion or to make adjustments if a door isn t opening or closing completely.
How does a garage roller door work.
All roller garage doors are made from small individual slats that fit flush alongside each other.
Take a quick jump here or read the overview below.
The opener motor is attached to a gear and.
The sprocket driven by the gear moves the chain or belt to open and close the garage door.
The rollers allow the door to move freely.
Garolla garage doors are equipped with a number of features that make them a formidable opposition for burglars.
This system utilizes a slider that the screw drives when opening and closing.
That allows the roller shutters to wrap around each other when the garage door is opened.
First of all there s the patented locking system.
The force of the door s motion can also be adjusted so the door stops moving.
The garage door moves up and down in a track guided by the garage door rollers.
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Advantages of roller garage doors.
Then there s the bottom security slat.
As the door raises each slat separates from the garage door and wraps neatly above the door into a small tidy roll.