Most vertical track systems with torsion springs or other hardware require 3 3 4 in.
Rough opening for 9 garage door.
1 2 or 1 in one direction of the other will won t typically cause you to have to shop for a non standard garage door size.
These trimmers should be.
However if you are putting bricks thick river rock stones marble or anything else on both sides that is more than 1 thick you will want the rough opening the same.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
Standard garage doors in our area are 8 9 16 and 18 wide.
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.
Just add 2 to the width of the actual door size.
Step 1 measure the old door if you are replacing an existing door with one of the same size or the new door of choice if you are building a new garage.
On each side although some systems can require up to 5 1 2 in.
99 of the residential garage doors that we run across are different than these widths.
Frame the rough opening for the garage door to 3 inches wider than the garage door you have selected.
Getting the rough opening size right the first time will save you from frustration when installing your doors.
This will give you room to space the door frame off of the sub floor.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening.
If the door is 7 tall frame the opening 7 1 5.
The rough opening should be the same size as the door.
If you are installing a 9 wide door the opening will be 9 3 wide.
Framing rough opening sizes are really quite simple.
You should add 2 1 2 to the height of the actual door.
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.
Measure the width and height 1 and 2 of your door opening in feet and inches to determine the garage door size you need.
The rough opening is equal to the size of the door but you need to figure back head and side room before choosing and installing the new garage door.
Next you will need to know your door height.