
swampdog wrote:There are also foil products that you can buy, intended for insulating houses. You could glue it to the outside of your cardboard. It isn't free, but you can get 500 sq ft for as little as $65 places like: http://www.radiantguard.com/radiant-barrier-reflective-insulation.aspx (not an ad, just one source I've found). They say that they reflect 97% of heat away.
Users browsing this forum: jryanmcmanus and 0 guests