Windsor Geothermal Heating & Cooling Contractor In Windsor, Colorado, the geothermal heating and cooling contractor to call is Comfort By Nature. Our geothermal knowledge is second to none. And we provide the best products on the market in Windsor - or anywhere else, for that matter: WaterFurnace geothermal heating and cooling systems! Try our Geothermal Savings Calculator. It'll show you why so many homeowners are going geothermal. The monthly savings are big! We can tell you plenty of other good reasons, too. And when you’re ready install? We'll see to it that your WaterFurnace geothermal heating and cooling system is installed - and serviced – correctly! Contact Comfort By Nature today.