08-18-2012, 02:05 PM
(08-18-2012, 01:37 PM)tvguy Wrote: Ponders whole setup is designed to insulate the floor from the cool ground.
It's true this mud floor is going over 15" of pumice (an estimated R-9 insulation value), but that's over an earth temperature that's about 52-55 degrees, so it still stays comfy. It truly seems cool in summer and warm in winter.