Frame the rough opening for the garage door to 3 inches wider than the garage door you have selected.
How to frame a garage door opening.
Width of garage door opening standard widths are 8 9 10 12 14 16 17 and 18 height of the garage door opening standard residential heights are 7 7 6 8 header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening.
Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening.
The garage door rough opening.
How to frame a garage doors opening in this case 9ft wide by 8ft tall.
Most garage door openings are just rough openings when the home is built.
It s essential to get this measurement right else your newly purchased garage door won t fit the opening or might actually be smaller than the opening.
The jambs need to be 17 inches.
This lumber will be used to attach your garage door track and a portion of your assembly.
So if your door is 9ft wide your rough opening should be 9ft 3 inches.
Cut two 2 x 6 pieces of lumber and attach to the face of the wall running from the edge of your garage door jambs to the ceiling of your garage.
The rough opening of a garage door should be 3 inches wider than the door itself.
Pull a measurement from the floor of your space to the ceiling next to the door opening.
Measure the distance from the bottom plate of the wall to a point that is 1 1 2 inches higher that the garage door height.
If you already have all your measurements verified you can proceed to frame the garage door opening.
Next your rough opening height should be 1 5 inches taller.
These trimmers should be.
A rough opening refers to the space left inside a door or window frame door in this case where the actual door will be fitted.