Dens-Shield is a gypsum based tile backer board that's used for tiling
showers stalls and around bathtubs. It's 1/2 inch thick and you cut it
and install it just like drywall. Most home centers will sell it in
32X60 inch panels for showers and bathtub walls, but any place listed
under Plastering & Drywall Supplies in your yellow pages that sells
Georgia Pacific products will also sell it in 4X8 sheets.
If it wuz me, I would use Dens-Shield for the bottom 12 to 24 inches of
the walls, and then use drywall (or greenboard) above that. I'm
presuming you're only concerned about snow melt leaking into the
My sister's finished basement flooded after a super heavy rain. I had a
piece of Dens-Shield submerged in a 5 gallon pail of water for a week
prior to deciding to use it to replace the water damaged drywall in her
basement. Now she's good for a 12 inch flood down there.
Just a little more info needed.. Such as what part of the country or world
are you in ??Is it weather tight ??That being said , I don't think I would
use something as easy to damage as drywall in a playhouse , but that's just
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