Next lower the panel into place and screw the corresponding part of the track to the door frame.
How to insstall a garage door.
For the headroom you should have about 10 to 12 of space depending on the spring system you re installing.
The door must be level even if the floor isn t so use shims under the section to level it.
To hold the level in place tape it to the section.
If you re installing a two car garage door place a reinforcing bar on the top panel to prevent the door from bowing in the center.
Attach hinges to the top of each panel image 2.
Begin installing your new door.
Be sure the bar is centered on the panel.
Measure attach hinges and handles measure the various areas where the door will be installed.
Drill pilot holes image 1 and secure the bar with screws.
Center and level the first section after you install the brackets.