This is usually done by fastening two 2 6 s to the back of the frame from the floor to as high as the hardware will go to.
How to frame in a garage door.
Cut the header from 2 x 12 lumber and to a.
How to build a garage door frame step 1.
To finish the opening.
How to frame a garage door 1.
Measure the rough.
Determine the size of the garage door to be installed.
For a seven foot tall garage door the jamb.
For standard hardware this is usually around 18 inches above the header.
Let s get started with your framing 1.
If the door is 7.
If you are installing a 9.
Measure the distance from the bottom plate of the wall to a point that is 1 1 2 inches higher that the garage door.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
Doubled 2 4 s at minimum should be at each edge of the garage door to allow for the mounting of the tracks and jamb brackets.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
Make the rough opening 3 wider than the garage door also make the rough opening 1 5 taller than the garage door leave a headroom of 14 or 12 minimum install the header jambs and center pad of the frame using a 2 x 6 lumber for the header jambs and center pad leave at least 5 of space on.
The jambs need to be 17 inches taller than the garage door height.
Back framing the garage door first the inside vertical jambs are lined with wood to mount the track to.
Header requirement 2 at minimum the header should be 12 wide with doubled 2 4 at opening and ceiling running the width of the door with a 2 4 in the center of the opening for the center bracket to attach to.