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Who's Repairing What? Duke Power's Success

Author: Frank Vigil
September 01, 1993

Duke Power Company in North Carolina is one utility intent on improving duct efficiency in its service territory. In the "Home Comfort Tune-Up," the utility targets all-electric homes with a mass mailing describing the program and its costs. [continue reading]

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Black Stains in Houses: Soot, Dust, or Ghosts?

Author: Frank Vigil
January 01, 1998

By now, we've all heard about "black soot" or "ghosting"--one of the hottest topics in the building industry today. [continue reading]

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Retrospective - Black Stains in Houses: Soot, Dust, or Ghosts

Author: Frank Vigil
May 01, 2014

An experienced ghost hunter explains the possible sources of and solutions to black soot under doors, on walls, and in other places in homes. [continue reading]

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