Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Jun 20, 2010
Time Lapse video footage of a residential Geothermal Heating and Cooling Installation. We chose Hoffmann Brothers to replace our old air conditioning and heating with an energy efficient geothermal system. As part of our effort to make our suburban home more sustainable and cutting our energy use and expense by half over a two year period. Learn more about our adventures at Sprawlstainable.com