What are the compelling reasons for installing a metal roof?
Metal vs. asphalt shingles: Are the reflective shingles that qualify for the energy star rebate a good value? I wonder about the long term reflectivity. Is there any information about the copper additive that is supposed to retard mildew washing off - especially given the acid rain in the east and the fact that they only warrant the shingles against mildew for a limited time? If I go with metal, do the clear coats on the galavalume last as long as the paint finishes?
Posted Dec 4, 2010 5:15 AM ET
Other Questions in Green products and materials
I live in an 1890 Victorian in Southern Pennsylvania, heated by oil. While I love radiators, I hate using fossil fuels! Is there a way to use green technology to use less oil? My methods to date have been uncomfortable - installing a wood stove,