Quote Originally Posted by gromulan
Interesting stuff! Good point about snow acting as a prism. Maybe the burn issue with the foil is caused by the fact that it is a metal and holds in heat?
Thanks for the explanation :thumbsup:
I've heard about poorly-laid foil trapping heat by making an air layer. Airspace is one of the best insulators known, so an improperly-laid foil job would likely cause temperature issues, yes.