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…roof OSB board was covered and ready for shingles. Ryley, Dominic, and the crew of Helena…
…it from the weather. To keep the shingles in a straight line, snap the lines with…
…chalkline every four or five courses. The shingles are called a composite shingle, made…

Jump To: How To Library » Roofing » Asphalt Shingles

…renewable energy such as photovoltaic panels and solar water heating…
…with the National Renewable Energy Laboratory in Golden, Colo. Can we…
…the National Renewable Energy Laboratory and the U.S. Department…
…home's 1,800. The photovoltaic panels, capable of producing…

Jump To: How To Library » Special Features » Green Homes Special Series

…which powers an electric generator. Typically, the water is…
…Electricity - Solar electricity or photovoltaic (PV) technology converts…
…resemble traditional roof shingles, but they generate electricity…
…to a conventional engine-generator such as a steam turbine that…

Jump To: How To Library » Energy Efficiency » Energy Efficient Products & Technologies

…are as important as the photovoltaic panels used to generate…
…priced far less than their photovoltaic (PV) counterparts…
…at the National Renewable Energy Laboratory. Once a home is energy…
…a Zero-Energy Home Photovoltaic panels capture the sun…

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…savings estimates for those interested in using the Sun for photovoltaic, or PV, (electricity) and solar hot water and spa…
…from the U.S. Department of Energy s National Renewable Energy Laboratory. Since the module went online in October 2004, Findsolar…

Jump To: How To Library » Special Features » Green Homes Special Series

To gain a better understanding of the new photovoltaic shingles used on the Yonkers shed, Bob visited Global Solar, in Tucson, Arizona, where energy efficiency and environmental concern go…

Jump To: How To Library » Energy Efficiency » Energy Efficient Products & Technologies

…the biomass stove. "Less ash means less work," says Scott Haase, senior project manager for the National Renewable Energy Laboratory. Unlike a cord-wood stove which might need to be emptied of ash once a day or more a pellet stove produces very little…

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