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