Here at A1 Door Company, we want our
clients to understand the anatomy of their garage door – so, we’ve written a
blog post for you about it! While looking for a new garage door, or a garage
door repair, chances are you’ll hear various technical terms thrown around
without truly knowing what they mean. Garage doors can get complicated pretty
quickly; so before getting stressed, continue reading for a breakdown of the standard
components of your garage door.
These are the panels that are secure with stiles connected with hinges and
rollers. You can replace sections without having to replace an entire door.
Bottom Brackets (or bottom fixtures): The bottom brackets are attached to the lower
corners of your garage door. They serve as structured supports that provide for
attachments of lifting cables.
Torsion Springs: Torsion springs are usually centered above
the garage door. When your door closes, cables attached to the bottom corners force
the springs to wind up, thus stimulating the system. When your door closes, the
springs then unwind and their energy transfers to the door, making it easier to
Extension Springs: Extension springs counterbalance the weight
of garage doors to make them easy to open and close. They extend along both
horizontal tracks and help to open and close your garage door.
Cable Drums: These are the grooved drums on the torsion
spring shaft that helps the garage door remain balanced as it opens and closes.
The garage door tracks guide the door to open and close. They are located on
both sides of the door and are referred to as the horizontal or vertical
At A1 Door Company, we can help you with all your garage door needs from the basics of garage door operation, to the details of your next garage door installation. We specialize in residential and commercial garage door repair and installation in Henrico, VA – we service all brands of garage doors and garage door openers. Contact us today!