We're Monument's Primary Geothermal Contractor! Monument, Colorado, residents have all sorts of reasons for wanting a geothermal heating and cooling system: remarkable comfort all year – no matter how extreme the seasonal variations smooth operating efficiency energy performance (They’d be hard-pressed to find a more "green," more natural way to heat and cool their homes!) significant – often outstanding – savings on their energy bills noteworthy installation and maintenance from Sensible Heating & Cooling, Monument's geothermal experts. Discover more about what a geothermal heating and cooling system can do to increase your family's comfort. Check out our Geothermal Savings Calculator. Then contact Sensible Heating & Cooling. We sell, install, and maintain WaterFurnace geothermal systems, the finest in the industry today.