Coop ventilation

[takmuldain]

So I've just built my first coop it has some natural ventilation at the eves and roof line but not much I have put a small about 9" x 9" screen window in it that I can open and close will this be sufficient ventilation

 

[Judy]

That's not really enough information to tell. Here is a very good article on ventilation

https://www.backyardchickens.com/a/...-go-out-there-and-cut-more-holes-in-your-coop