"John L. Weatherly" wrote in message
.. .
Will the moisture contained in the drywall change the humidity in the safe?
I don't like rusty firearms...

Yes. Mine came with some kind of a special cloth that you are supposed to
keep in there that is supposed to somehow help the problem. My papers always
smell musty when I take them out of the safe. Perhaps they make gun safes
differently?

Vaughn