Quote Originally Posted by TVR22 View Post
It would be for a rack. It would be in my room. I live in SoCal so room temps run between 75-90 spring to fall and dips to the low 70s in the winter when the heater isn't kicked on. With that said and done, the simple question was which insulates better? Oh, and sorry in advance.

Thats just it, how well a material will insulate has EVERYTHING to do with ambient temps. So the original question really wasnt all that simple. A little less attitude will go a LONG way when asking for help!!!!