U.S. Department Of Energy Encourages Cool Roofs To Reduce Energy Use

03/22/2010 05:12 am ET | Updated May 25, 2011

The U.S. Department of Energy is encouraging the use of reflective paint and "cool roofs" to increase the energy efficiency of homes and commercial buildings. The move could reduce electric bills by 10 to 20 percent, because structures use less air conditioning when they absorb fewer of the sun's rays.

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