Geothermal is Big in Galena! Galena, Ohio, residents enjoy geothermal heating and cooling. And why shouldn't they? We've got the perfect soil conditions here. And our seasonal temperature extremes make geothermal installations an excellent choice for year-round heating and cooling comfort. Want to look at how much a geothermal system of your own could save you in Galena? Check out our handy Geothermal Savings Calculator. Then do what so many other Galena residents have done. Contact the experts at Patriot Air Comfort Systems. We'll help you plan your geothermal system, install it right, and make sure you get the service you need to get everything out of it.