Originally Posted by Borden
One fix is to paste closed cell 1/4" or 5/16" foam sheets to wall and spray with water downed white truck bed liner. The project I viewed may have been on this site looked like new encilite insulated trailer when done. They had it down to the shell do not know how they held the roof up while spraying the shell. Best part is it could look original when done. Do not think it would work for you though. love your cabinet work.
Great idea, only thing you would want to find a different texture material because the bed liner uses a granulated rubber which produces sharp edges.
I would look for some sort of micro bead or Styrofoam beads from a bean bag.