Just add 2 to the width of the actual door size.
Rough opening for a 10 foot wide garage door.
Install the header jambs and center pad of the frame using a 2 x 6 lumber for the header jambs and center pad.
Measure inside dimensions of the door jamb.
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.
For residential homes 99 of doors are either exactly 7 or 8 tall.
When pricing your door you will need to price a garage door exactly the size of the opening so when calling around for price points be sure that you have this information in hand.
Leave a headroom of 14 or 12 minimum.
This is the distance between the right and left sides of the rough opening in feet and inches to the closest fraction of an inch.
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.
Cut four 2 x 4 trimmers to this length and nail two each to either side of the rough opening.
Measure the width of the rough opening at the widest point.
If you are installing a 9 wide door the opening will be 9 3 wide.
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.
This will give you room to space the door frame off of the sub floor.
Leave at least 5 of space on the sides of the door.
Frame the rough opening for the garage door to 3 inches wider than the garage door you have selected.
Also make the rough opening 1 5 taller than the garage door.
Calculate your measurements to the closest fraction of an inch to make sure you have an accurate door size.
This is a collection of our door models available in size of 10 wide by 10 high this also covers rough openings ranging from 9 1 to 9 11 in width and 9 1 to 9 11 in height.
Standard garage doors start at 7 tall and increase in increments of one foot.
If you are unsure of exactly what size you need please see our article on how to measure your rough opening for a roll up door.
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.
Make the rough opening 3 wider than the garage door.
If the door is 7 tall frame the opening 7 1 5.
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.
Getting the rough opening size right the first time will save you from frustration when installing your doors.
All of our available models in the 10 foot wide by 10 foot high size range.
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.