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.
How wide is a garage door opening.
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.
There is no standard garage door size.
You get the picture.
Many such trucks have lost those mirrors trying to squeeze into a 9 foot wide opening.
However a single garage door at eight to nine feet wide and seven to eight feet high is a common measurement for many homes.
Double car garage doors typically start at 12 feet wide and move.
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.
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.
In this case you might want to give serious thought to going with doors 10 feet wide doors and perhaps increasing the height to 8 feet.
For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
The garage of course will need to be sized appropriately to handle these larger doors and larger vehicles.
If you need a double garage door the typical measurement is 16 ft.
Many homeowners have two cars and need garage space to shelter them both.
The single 16 foot wide 4 9 meter wide garage door is large enough to allow two cars to fit.
If it s 9ft the opening must be 9ft 3 inches and so on.
As for the door going into the house from the garage you will want it to be at least 32 inches 81 centimeters wide.
It is also a good idea to have a 3 foot wide door to the exterior on the side of the garage.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
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.
The standard size for double garage doors is 16 feet wide and 7 to 8 feet high.
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.
If the door is 7 tall frame the opening 7 1 5.
Our partners at clopay offer custom garage doors in a variety of sizes.