How Much Outdoor Space Would I Need For A Geothermal System? by Mike Rampey | February 7, 2011February 7, 2011 | 1 Comment Geothermal air conditioning is becoming more popular in Tulsa and the Broken Arrow region, despite the initial high installation costs. Geothermal air conditioning systems are popular primarily for the significant […]Read More Filed Under: Furnaces– Geothermal Tagged With: efficiency levels– energy savings– large surface area– piping– quiet operation– underground pipe– us department of energy– yard space