A rough opening refers to the space left inside a door or window frame door in this case where the actual door will be fitted.
9 garage door rough opening.
The height of the rough opening would be the height of the garage door plus the thickness of whatever you are putting underneath the header in addition to the thickness of the mortar etc.
It should be obvious that you don t use twice the thickness for the height since you will not be putting anything on the floor but you have been reminded just in case this thought escaped you at the moment.
99 of the residential garage doors that we run across are different than these widths.
9 3 wide for the width and 7 11 2 for the height.
Hope this helps you.
Frame a few houses with a carpenter and you ll see.
This guide is intended primarily for our builder customers to explain in detail the measurements and condition we need the work site to be in to properly co.
For most homes the standard single car garage door is 8 to 9 feet wide and 7 to 8 feet high.
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.
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.
The size of the door will be approximately the same as this sometimes called the rough opening next measure the sideroom or space available on the left and right sides of the opening.
Standard garage doors in our area are 8 9 16 and 18 wide.
This would allow you to frame and wrap and apply the door seal around the outside of the door after it is installed with 2 x 4 or 6 boards.
Some may do it a little different but this has worked for me.
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.
Rough opening for an over head door is the actual size of the door in this case 8 x 7.
If you are installing a 9 wide door the opening will be 9 3 wide.
Frame the rough opening to a height that is 1 5 taller than the door that 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.