Solutions for Existing, New Construction, and Future Windows

P Marc LaFrance

Windows are the weakest or most energy intensive component of the building thermal envelope. As a result there is an enormous opportunity for cost effective energy and carbon reductions with the introduction of new technologies. For example, the development and signifi cant penetration of Low E windows (residential > 50 percent and commercial > 25 percent) in the US economy has resulted in over 30 Billion US$ in energy savings. This success is highly attributed to the National Fenestration Rating Council’s establishment of a uniform, credible, rating and labeling program that has been utilized by building codes, ENERGY STAR, and other effi ciency programs.

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The Authors

P Marc LaFrance

Mr. LaFrance currently is the manager for Building Envelope and Windows R&D programs at the Department of Energy in the Office of Building Technology. The program portfolio has been funded approximat...

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