Good job - does it weigh less and easier to operate now? If it’s still feeling heavy, I think you could reduce the braces down to 3.
I suggest adding a strip of wood for more height on the wall at the back of the nest boxes. depending on what bedding you use, you may have issues with bedding that spills over the top and interferes with the door closing.
I suggest adding a strip of wood for more height on the wall at the back of the nest boxes. depending on what bedding you use, you may have issues with bedding that spills over the top and interferes with the door closing.