Geothermal Heating & Cooling: Tualatin's Choice! To be completely honest, let's put it this way: more and more Tualatin residents are finding out that geothermal is the most effective heating and cooling choice. And we're helping them realize that. We're Total Energy Concepts. And we know all about the advantages of geothermal heating and cooling. After all, we've been putting in and servicing geothermal systems for years. Why are more people switching to geothermal? To start with, Tualatin is located in a region with perfect soil conditions for geothermal installation. We've also got the kind of changing temperature highs and lows that let a geothermal system demonstrate its year-round comfort potentiality to best effect. Consider the savings, as well. Our Geothermal Savings Calculator can give you a ball park figure of what they'd be for your family. Learn more. Contact Total Energy Concepts, your Tualatin, OR geothermal authority.