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Is the ODL Tubular Skylight energy-efficient?

April 26, 2017energy-efficient ODL Skylight tubular

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Is the ODL Tubular Skylight energy-efficient?

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ODL Tubular Skylights meet Energy Star criteria throughout the United States. The U-Factor is .43. The Solar Heat Gain Coefficient (SHGC) is .24. For best results in colder climates though, the tube shaft should be insulated in the attic space.