Posted 12/16/2009 20:49 (#970431 - in reply to #970104) Subject: RE: Insulating floor for infloor heat of a pole building.
Remember, youi can go down or you can go out. The standard is 4' wide with 2" thick insulation installed at an angle so water will drain off of it. Then allthat you need is a short piece on the inside to create a thermal break.