If the door is 7 tall frame the opening 7 1 5.
Rough opening garage door size.
Width of rough opening the width of the rough opening should be 3 inches greater than the width of the garage door you are purchasing.
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.
How to frame a garage door 1.
For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide.
Frame the rough opening for the garage door to 3 inches wider than the garage door you have selected.
Just add 2 to the width of the actual door size.
If you are installing a 9 wide door the opening will be 9 3 wide.
Most vertical track systems with torsion springs or other hardware require 3 3 4 in.
If it s 9ft the opening must be 9ft 3 inches and so on.
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.
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.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
This will give you room to space the door frame off of the sub floor.
You should add 2 1 2 to the height of the actual door.
For instance if you have a 16 door and are using river stones that are approximately 2 to 2 1 2 you will want the rough opening to be roughly pun intended 16 6.
On each side although some systems can require up to 5 1 2 in.
Make sure garage itself has sufficient head room for the door opening which often has to be minimum 6 7 inches.
Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening.
Standard sizes standard garage doors in our area are 8 9 16 and 18 wide.
Now all you need to know is how to properly frame your door rough opening.
Framing rough opening sizes are really quite simple.
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.
But electrical door opener will require more space and typically 14 18 inches distance from the door track to garage ceiling will be sufficient for proper installation and fully functional opener.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
99 of the residential garage doors that we run across are different than these widths.