I didn't notice much of a draft they do allow some air in, more than once there was a fine spread on snow. That said the winters where I am are cold and snowy. The snow was over the door at times.
It did freeze closed a couple times, the snow/poo at the bottom would turn into ice. At that point...
I love my ADOR. Had it for over a year, and without a doubt by the time I wake up the flock is already out and catching the morning bugs. At night they are inside and safe, although it took a few months for them all to learn about going inside in time.
The battery lasted about a year. I'd like...