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