Operating Efficiently Outdoors

Are your customers asking for ways to increase energy efficiency, or maybe you’re looking for some tips yourself? We have a few (five actually) here that will help you out. Did you know that overhangs on south facing windows can cut down on cooling costs? Or that geothermal heat is actually economical? Check out these and some more tips below-
http://www.homeenergy.org/show/blog/nav/blog/id/609