A leader in green building, including energy efficiency. Sponsors important conferences, research, and publications.

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The National Fenestration Rating Council (NFRC) is a non-profit organization whose goal is to provide accurate information regarding the measurement and energy performance of window, door, and...

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Professional organization consisting of radiant heating and cooling contractors, wholesalers, manufacturers, and professionals.

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A network of mortgage companies, real estate brokerages, builders, appraisers, utilities, and other housing professionals dedicated to improving housing energy efficiency and expanding the national...

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Promotes steel framing as a cost-effective method for residential and public buildings.

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Promotes the integrated and whole building design and construction of buildings. Supports passive solar energies as well as technology-driven solutions to assure sustainability and energy efficiency...

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U.S. Green Building Council is a coalition of leaders from the building industry that promotes healthy, environmentally responsible, and affordable commercial buildings through conferences,...

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The Wood Heat Organization Inc., is a nonprofit, nongovernmental agency dedicated to the responsible use of wood as a home heating fuel.

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