Geothermal Retrofits More and more residents in Pensacola are discovering just how great WaterFurnace geothermal systems are for retrofit or replacement applications. The gains are clear: WaterFurnace geothermal systems are counted as one of the most efficient, energy-conserving, eco-friendly heating and cooling solutions in the industry today. Most geothermal units are a breeze to to place in your home - particularly those replacing another forced-air system. Geothermal systems can be installed in areas where fossil fuel furnaces are unsuitable. That's because, with geothermal, there's no combustion and thus no need to vent exhaust gases. Geothermal technology is ideal for in-floor radiant heating, because heated water circulates through pipes under your floors to heat your rooms. If you're a Pensacola resident looking to retrofit or replace your current heating and cooling system, contact us, the experts Energy Systems. We'll show you all the advantages of a WaterFurnace geothermal retrofit or replacement.