The Geothermal Name to Trust in Audubon Forgive the pride, but that would be us: Camblin Mechanical Inc.! Audubon, Iowa, homeowners have been looking to us to satisfy their geothermal heating and cooling needs for a number of years, now. We'd like to earn your trust, as well. If you've been wanting to "go geothermal" but have put it off, you can certainly trust us on this: given today's shifting economy, there's never been a better time to find out the savings a geothermal heating and cooling system can offer. Want facts? Do a little simple math with our Geothermal Savings Calculator. Then contact Camblin Mechanical Inc. for the finest geothermal system installation and service in Audubon - and beyond! Oh ... and talk about trust: We install geothermal heating and cooling systems by WaterFurnace. That's a name that resounds in the geothermal industry.