Since the door sits off the wall in order to slide it must be wider that the opening to fully hide the opening.
How big should barn door be.
If you want to store tractor and trailer go with a 40 x 80 x 16 pole barn.
In this example the opening width is 32 4.
For our standard barn door hardware you need 6 inches of above opening clearance.
Measure from inside to inside of the opening.
Barn door measuring guide for door openings with casing molding.
How to measure for a barn door barn door opening measurements.
A 3 foot door requires 6 feet of track.
To figure out what size track you need double your final width measurement.
Stellar recommends a minimum of 14 x 14 for the door and a barn at least 40 x 60 x 16 for just trailer storage.
The barn door should be at least 2 4 inches bigger than the opening but that is subjective to your taste and home s decor.
It should be tall enough so that when it s hung on the track there is about 1 2 inch of space between the bottom of the door and the floor.
While the style of barn door you choose will come down to your personal preference you.
Most barn door sizes fall anywhere between 36 wide on the shorter side by 96 tall on the longer side.
30 opening 34 wide door.
How to measure for a barn door in three steps using a tape measure begin at the left edge of the opening and measure straight across to the right edge.
The barn door should be wide enough to completely cover the doorway with an inch or two of overhang on both sides and about one inch at the top.
Measure from outside to outside of casing molding.
Measure from the header to the floor to determine the door.
Add 1 to 2 per door for overlap depending on privacy needs.
Sheetrocked opening no trim or casing width.
Your next step is to calculate the width of the door s opening starting from inside the door jamb on.
Total door width will be 36.
Measure across for the width and from the top of the casing molding to the floor for height.
The height is a bit trickier based on the casing and header.
Add 4 to the measurement and you have your recommended door width.
Structural support is required barn doors can be heavy up to 200 pounds or more so for sturdiness most people mount the track to a header attached to the wall studs above the doorway.