File:Higheficiency incandescent.jpg

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Higheficiency_incandescent.jpg ‎(187 × 197 pixels, file size: 53 KB, MIME type: image/jpeg)

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Description
English: Installing higheficiency incandescent (HEI) lamps in historic exposed builb ixtures reduces energy use by 50-75 percent with no impact on the appearance of the fixture.
Date
Source http://www.gsa.gov/graphics/pbs/TechnicalGuideLightingFINAL2.pdf
Author GSA

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Public domain This image is a work of the General Services Administration, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain in the United States. Public Domain

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Date/TimeThumbnailDimensionsUserComment
current19:17, 19 April 2012Thumbnail for version as of 19:17, 19 April 2012187 × 197 (53 KB)Preservapedia (talk | contribs)

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