energy costs / strict energy efficiency / gas fireplaces / electronics / less energy / energy improvements / electricity / energy use / energy independence / mechanical systems / inefficient systems / private contractors / energy savings / ventilation systems / energy usage / energy / electricity bill / /
Organization
US Department of Energy / US Environmental Protection Agency / Minnesota office of Energy Security / / /
(like heating, cooling, & ventilation). Available through utility companies and private contractors, an Energy Audit may include several diagnostics, such as a blower door test, infrared camera scan, and a combustion app