Hi -
I have a Maine Cage company cage that has a bottom pan (rather than mesh
over a pan).  I like it, though it still needs rugs for the other floors.
I think they're mostly available in New England, but I'm sure you could
order one.
 
http://www.mainecagefactory.com/ferret.html
 
Claire
Sam, Frankie, Missy
[Posted in FML issue 4067]