Screw in two hinges per door one about four inches from the top of the door and the other about four inches from the bottom.
Making a sliding chicken coop door.
The idea is to use the combined weight of the chickens as they climb onto the roosting bar to sleep at night to pull the cables and pulleys and pop the door open.
Build a cheap movable chicken coop.
I ve designed what i believe to be a more simple method of creating a self locking chicken coop sliding door.
As it shifts to a lighter weight the door closes.
When the door is closed it sits behind the board on the bottom to thwart raccoons and other small predators.
The cord pulls the door up or lowers it.
The chicken tractor door frame is finished.
There are no nails used in this chicken coop project.
Note that you may need a third hinge directly in the middle depending on how tall your chicken coop is.
Place where the sliding door of the chicken tractor is inserted.
Bolts are also used for the assembly of the door parts.
You can also make a diy automatic chicken coop door and instead of using electricity or batteries use the chickens themselves.
Attach the front doors.