What is an Automatic Garage Door?

An automatic garage door is a motorized garage door that opens and closes through the use of remote controls and installed switches. Remote controls are often carried in the vehicles that park in the garage. As drivers approach the garage, they press a button on the remote control and a radio frequency signal is sent to open the door. Automatic garage doors keep the driver from having to get out of the vehicle to pull the door open and closed each time. There are multiple installation locations for automatic garage doors, ranging from parking garages to homes. In locations with multiple users, remote controls can be programmed with access codes so that the door is programmed to operate when the appropriate code is entered. From inside the garage, the door can often be opened by pressing a button that is accessible from the driver's side window. The automatic garage door is opened by an electric motor unit that is attached to a metal track. A metal arm is attached to the top of the gara ... more