For instance if you have a doorway that s 35 you ll want a track that s at least 70 although a safe 6ft.
Barn door track measurements.
These dimensions are typically more common for interior barn door sizes for areas like bedrooms and offices as well as other entryways inside the house.
Ideally the door will cover 2 to 3 inches beyond the opening on each side.
Measure from outside to outside of casing molding.
Measure across for the width and from the top of the casing molding to the floor for height.
Always remember that your barn door railing system should be at least double the width of your door frame possibly longer if you have an odd shaped door.
If you have a double door you will need a track that is four times the width of one barn door.
Measure from the header to the floor to determine the door length you need.
72 would probably be even better.
To determine the proper door width add about 4 to 6 inches to your measurement.
Barn door measuring guide for door openings with casing molding.
You can extend the track length for stylistic reasons if you wish.
Add 1 to 2 per door for overlap depending on privacy needs.