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