radio zu Fundamentals Explained
I put 2" foil confronted polyisocyanurate (Dow Tuff-R) on the interior walls of my basement, by simply attaching it with 3" Tap-it concrete anchors and taping the seams with foil tape, you'll need a hammer drill to help make the holes in the concrete. I also pieced the polyiso into just about every rim-joist bay and sealed the perimeters and seams