This is mounted on top of the door and together with the shaft it will lift drums, which wind up the cables at the bottom and lift the door.
Is it worth changing your manual garage door to automatic? Our blog can provide this information and more.
This is mounted on top of the door and together with the shaft it will lift drums, which wind up the cables at the bottom and lift the door.
Though, there are some common denominators for all doors that make them an excellent choice.