Add 1 to 2 per door for overlap depending on privacy needs.
Barn door rough opening dimensions.
Measure inside dimensions of the door jamb.
While a standard door height is 80 finished opening.
This will give you room to space the door frame off of the sub floor.
36 x 80 36 x 84.
Total door width will be 36.
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.
The finished opening measurement will be.
Then measure the height from the floor to the bottom of the header.
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.
You should add 2 1 2 to the height of the actual door.
Measure from the header to the floor to determine the door length you need.
Measure the width of the rough opening at the widest point.
Measure from outside to outside of casing molding.
This can be done with an existing door finished opening or a rough opening where you can see the 2x4 s.
The determining factor in how high or how wide you want to go is just how much you want your sliding door to overlap with the opening.
To determine the proper door width add about 4 to 6 inches to your measurement.
Add 4 to the measurement and you have your recommended door width.
However we realize that not everyone has standard door openings so we offer several sizes of sliding barn doors to help fit your needs with the following measurements.
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.
Sheetrocked opening no trim or casing width.
Just add 2 to the width of the actual door size.
Barn door measuring guide for door openings with casing molding.
The difference between a rough opening and finished opening is usually 2 3 inches.
Framing rough opening sizes are really quite simple.
Now all you need to know is how to properly frame your door rough opening.
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.
Ideally the door will cover 2 to 3 inches beyond the opening on each side.
For reference standard interior door widths range from 24 36 finished opening.
While the style of barn door you choose will come down to your personal preference you will need to be aware of barn door vs opening dimensions when making your choice.
Your door s width should be 2 to 3 inches wider than the door opening and 1 inch higher than the dimensions of your opening.
Measure across for the width and from the top of the casing molding to the floor for height.
Generally most standard barn doors are approximately 36 x 84 or 42 x 80 with enough extra lip to overlap most standard door frames 36 x 80 by an inch or so.