It is important to note.
Rough opening for 9 foot garage door.
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.
Favorite answer 9 3 wide for the width and 7 11 2 for the height.
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 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.
The standard size for double garage doors is 16 feet wide and 7 to 8 feet high.
Next you will need to know your door height.
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.
Many 16 x 7 garage doors will be designed with a pair of single 8 foot garage door bays separated by a central post or column.
If you are installing a 9 wide door the opening will be 9 3 wide.
Therefore making the width of the garage door rough opening the same size as the door would be fine if you are going to use a thin layer of stucco vinyl siding or 1 by lumber.
Many homeowners have two cars and need garage space to shelter them both.
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.
Standard garage doors in our area are 8 9 16 and 18 wide.
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.
If it s 9ft the opening must be 9ft 3 inches and so on.
99 of the residential garage doors that we run across are different than these widths.
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.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
That for a 16 foot wide garage door the header should be at minimum 9 inches longer than the door.
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.
When constructing a new garage the opening for a 16 7 garage door the opening should measure 16 7.
The 16 7 opening should be after the header and all the trim work is installed.
For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide.