In this application the doors overlap and slide over one another so that half of the opening is accessible at any time.
Interior barn door opening overlap detail.
This application is great for areas where barn doors are desired but there isn t adequate room on either side of the opening for the door to slide.
To have privacy the door usually overlaps the opening by an inch so that a 2 6 opening will require a 2 8 door.
The final option is bypass doors.
Barn door measuring guide for door openings with casing molding.
Measure across for the width and from the top of the casing molding to the floor for height.
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.
If you want it to completely cover your overhead door trim you ll have to measure from the top of that down instead of just inside the door.
First make sure that the header space over the opening can support the weight of the hanging barn door.
Measure from outside to outside of casing molding.
Add 1 to 2 per door for overlap depending on privacy needs.
There must be a support beam or strong studs in place on which to anchor the sliding track and there should be ample space between the top of the opening and the ceiling to install the track.