If it s 9ft the opening must be 9ft 3 inches and so on.
Rough opening garage door sizes.
Begin by using a tape measure to determine the width and height of the door opening in inches.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
Well normal garage doors measure 8 x 7 feet 9 x 7 feet and 10 x 7 feet all around.
Framing rough opening sizes are really quite simple.
Let s get started with your framing 1.
Now all you need to know is how to properly frame your door rough opening.
For instance if the width of the garage door is 8ft the rough opening should be 8ft 3 inches wide.
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.
For instance if you have a 16 door and are using river stones that are approximately 2 to 2 1 2 you will want the rough opening to be roughly pun intended 16 6.
To finish the opening.
Make sure garage itself has sufficient head room for the door opening which often has to be minimum 6 7 inches.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
So if you have a bedroom door that is 30 wide which is considered a 2 6 or 2 6 door just add 2 to the width and frame it 32 wide.
You should reconsider the specifications for your garage door if you have multiple vehicles or a large vehicle to park inside.
If you are installing a 9.
This is for a normal home with a normal car truck suv or van parked inside.
A opening width 1 1 4.
99 of the residential garage doors that we run across are different than these widths.
This post is intended for purposes of clarifying how garage door sizes work and opening preparation.
But electrical door opener will require more space and typically 14 18 inches distance from the door track to garage ceiling will be sufficient for proper installation and fully functional opener.
Of frame is 40 x 86 as the frame face is 2 around all 3 sides.
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.
Standard sizes standard garage doors in our area are 8 9 16 and 18 wide.
If the door is 7.
The size of the door will.
Measure the head room the distance between the top.
Just add 2 to the width of the actual door size.
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.
You should add 2 1 2 to the height of the actual door.
Use shims and or caulk to seal gaps between wall and frame.
The rough opening would be 40 1 2 x 86 1 4.
For a 3 0 x 7 0 door frame.
Next measure the sideroom or space available on the left and right sides of the opening.
This will give you room to space the door frame off of the sub floor.
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.