October 2007
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Changes to ENERGY STAR® | Tech Today

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Changes to ENERGY STAR®

by Mark S. Graham
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The U.S. Environmental Protection Agency (EPA) has made some changes to its ENERGY STAR Roof Products Program that take effect Dec. 31. If you install roof systems with reflective roof surfaces, the changes may affect you.

Background

Since 1998, the ENERGY STAR Roof Products Program has served as a way to recognize roofing products with relatively highly reflective exposed surfaces.

To qualify for an ENERGY STAR designation, a roofing product intended for a slope of 2-in-12 (9 degrees) or less needs to have been tested and found to have an initial solar reflectance value of 0.65 or higher and maintain a solar reflectance value of at least 0.50 three years after installation under typical conditions. A roofing product intended for a slope greater than 2-in-12 (9 degrees) needs to have been tested and found to have an initial solar reflectance value of 0.25 or higher and maintain a solar reflectance value of at least 0.15 three years after installation under...



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