Recipe for parasite and heat issues. Dark with lots of protected spaces for parasite live cycle closure. Can get real hot during day unless wind from ideal direction. There are lots of trade-offs for any design. It is not just about predators.After literally 15 years of telling people I would update the shanty coop I built as a "temporary" solution, I broke down and got this coop:
https://www.tractorsupply.com/tsc/product/overez-chicken-coop-medium
It looks like the most solid option of the ones available at TSC.