Ok... I did a search, but finding different answers...

[True Patriot]

It's just a name for the chicken size door. Some are Auto some manual. A way of telling the difference between chicken and people doors. And the only"stupid" question is the one never asked. We all help each other here. One day you'll answer something I don't know.

 

[mowin]

Good Lord. Didn't think I needed to re-educate myself this much on raising a chicken or two. Lol..

 

[mowin]

It's just a name for the chicken size door. Some are Auto some manual. A way of telling the difference between chicken and people doors. And the only"stupid" question is the one never asked. We all help each other here. One day you'll answer something I don't know.

Your correct. On the "only stupid question".... But you can't blame one for feeling less educated. Lol