Something practical – new roof design saves energy

ORNL roof and attic design proves efficient in summer and winter By Emma Macmillan OAK RIDGE, Tenn., Sep. 10, 2012 — A new kind of roof-and-attic system field-tested at the Department of Energy’s Oak Ridge National Laboratory keeps homes cool in summer and prevents heat loss in winter, a multi-seasonal efficiency uncommon in roof and…

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