Measure from the floor to the top of the door casing then cut the boards inch shorter on a miter saw.
How to build a outside barn door.
Make sure to get t g boards for the door itself and regular boards for all of the trims.
Before you start shopping for barn door hardware take a careful look at the area where you would like to install the barn door and figure out what door setup works best.
In this video i ll show you how to build a wooden barn door for under a 100.
If needed you can substitute 1x10 t g boards for 1x8 1x12 or even 2x6 or 2x8 boards.
Square up the assembly with longer strapping at the top and bottom edges.
This will ensure that your door is square.
Measure from both corners of the door before screwing the middle rail to the stiles.
The simplest way to build a door is to use 1x10 t g barn siding for the door and regular straight edge 1x10 barn siding for trims and cross bucks.
Next glue and screw the bottom mullion to the bottom rail and middle rail.
If you want to cover the opening with one door you ll need an area on one side of the opening that s wide enough for the door.
It s time to assemble the frame of the barn door.
This includes the hardware and track.