Inquiry (采购产品): foam roof coating I have a small cabin. The roof is 300sq/ft. It is a-fram in nature. No insulation. Can I buy a foam roofing material and install it myself? My main goal is to reduce the heat that is generated by the dark tiled roof. Thanks, Gil **** Hidden Message ***** gil junger 90210 USA Company: self E-mail: gjunger@earthlink.net **** Hidden Message ***** gjunger@earthlink.net