They are quick and easy to install and also provide the full drive through width when open unlike the retractable mechanism.
Retractable garage door gear.
Retractable garage door gear lifting mechanisms are ideal for people who are making their own door or to replace the existing lifting mechanism on an old door where there are obsolete parts all gears have multi position springs location to give great flexibility and improved door balance the gear packs are for metal.
Retractable door gear is much more robust and the side spring mechanism can support the heavier double size doors that are wider than 8ft.
The optimum single garage door size is about 8 0 wide 2438mm to allow easy access of a vehicle the height depends on other factors such as.
Retractable up and over garage door gear is a very reliable robust and smooth operating mechanism that can easily be automated without the need for any additional conversion equipment.
Retractable up and over.
The door panel hangs down in the opening and reduces the height depending on the thickness of the panel itself and the width can be reduced as mentioned above when using retractable door gear.