Next you ll want to determine the height you want your door to be.
Measuring a barn door.
Measure across for the width and from the top of the casing molding to the floor for height.
For the door height we recommend measuring from the floor to the top of the casing.
Measure from outside to outside of casing molding.
Multiply the trim size by 2 and add it to the opening width.
While the style of barn door you choose will come down to your personal preference you.
Record the door width.
Barn door measuring guide for door openings with casing molding.
To start measure the width of your door opening from outside molding edge to outside molding edge and add 1 inch or more on each side for overlap.
This may seem like common sense but sliding barn doors aren t your typical door.
How to measure for a barn door track in 4 steps step 1.
To figure out what size track you need double your final width measurement.
Trimmed or cased opening width.
In this example the total.
Measure from the header to the floor to determine the door.
Make sure you have space.
Your next step is to calculate the width of the door s opening starting from inside the door jamb on.
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.
How to measure for a barn door barn door opening measurements.
Add that amount to the opening height.
For the most appropriate door width dimensions measure the opening and add a few inches.
In instances where casing is present we recommend building the door to the same size as the opening casing.