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.
Rough opening for 9 ft garage door.
99 of the residential garage doors that we run across are different than these widths.
If the door is 7 tall frame the opening 7 1 5.
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.
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.
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.
Take these measurements to your local installing dealer or retailer to purchase the clopay garage door that is right for you.
This will give you room to space the door frame off of the sub floor.
Next you will need to know your door height.
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.
Getting the rough opening size right the first time will save you from frustration when installing your doors.
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.
If you are installing a 9 wide door the opening will be 9 3 wide.
The standard size for double garage doors is 16 feet wide and 7 to 8 feet high.
How to frame a garage doors opening in this case 9ft wide by 8ft tall.
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.
The rough opening should be the same size as the door.
You should add 2 1 2 to the height of the actual door.
How to measure the finished width and height use of 2x4s for the sides and header.
Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening.
Standard garage doors in our area are 8 9 16 and 18 wide.
Many home builders do not consider this a structural necessity but a style and price choice for the homeowner.
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.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
These trimmers should be.
Framing rough opening sizes are really quite simple.
Measure the width and height 1 and 2 of your door opening in feet and inches to determine the garage door size you need.
