Barn doors that swing out need to be mounted on very large and strong hinges and sliding barn doors need to be properly balanced and hung on high quality hardware in order to work properly.
Making a door double hinged.
In order to build the doors we recommend you to use the piece of siding cut out to make the opening.
Screw the hinges into the door.
Building the double door is a straight forward job especially if you use the right plans and carpentry techniques.
Then repeat the process with the bottom hinge.
Cut the piece of plywood in half and attach to it the 1 4 trims.
The outsides of this door will be 1 1 2 thick which is standard for an exterior door.
Plywood makes a durable door for a shed storage building or utility locker.
While your friend continues to the hold the door in place use a screwdriver to drive 1 5 inches 3 8 cm lag screws through the holes in the top hinge and into the door.
After making mortises on the door for all three hinges grab the 1x4 or 1x6 that will be the side of the frame that the hinges are attached to.
A sheet of 3 4 inch exterior grade plywood cut to size and fitted with t strap.
Thicker wood will make the door better at keeping heat in but will also make it heavier.
Make sure that the screws are tight and the door feels secured to the shed s door frame.
Mark the placement of all hinges making sure to factor in the 1 8 gap that will be between the door and top of the door frame.
Be sure that the door you make is the proper thickness for your door jamb.