The rule of thumb to figure out what the rough opening for an interior door is to measure the actual door and then add 2 inches to the width and the height.
Rough opening for a 60 inch french door.
4 11 1 4 and the doors are.
The rough opening would be 40 1 2 x 86 1 4 for a 3 0 x 7 0 door frame.
Rustic knotty alder 2 panel arch top both active solid core wood double prehung interior french door 2 model phid ka 121 50 68 138 aa.
For standard wood framed construction the rough openings for doors and windows is typically the actual unit size plus 2 1 2 inches in height and width.
To correctly determine the size of a rough opening for double or french doors measure the size of each door.
Getting the rough opening size right the first time will save you from frustration when installing your doors.
So for the rough opening all you would have to do is minus the thickness of whatever you are using to finish it with.
This will give you room to space the door frame off of the sub floor.
Just add 2 to the width of the actual door size.
However french doors are usually worth the extra effort for once they are up and everything is in order they make a handsome addition to your living space whether they are interior or exterior.
Framing for a french door is similar to framing for a single door except there are two doors and each door will be hung one on each side of the opening.
Many manufacturers make a so called 5 french door in which the rough opening is exactly 5 0 wide but that means that the opening is 5 0 the door frame is approx.
Of frame is 40 x 86 as the frame face is 2 around all 3 sides.
The doors have rollers that are adjustable so if the call out size is 60 x 80 than that would be the opening size that it would fit in.
For example let s say we want to frame a 6 8 x 3 0 front entry door.
Framing rough opening sizes are really quite simple.
Standard door rough openings.
Each manufacture can be a little bit different so it s always best to double check with them what their ro would be for a 60 double door.
The finished opening should be just about the same size.
If you re going to frame a rough opening for a door then you ll need to know the unit size.
So if each door measures 30 inches wide the width of the rough opening should be 62 inches.
Krosswood doors 60 in.