Geothermal Retrofits More and more residents in Central New Jersey are discovering just how great WaterFurnace geothermal systems are for retrofit or replacement applications. The gains are plain to see: WaterFurnace geothermal systems are among the most economical, energy-conserving, environmentally friendly heating and cooling solutions on the market 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 unfitting. That's because, with geothermal, there's no combustion and therefore no need to vent exhaust gases. Geothermal technology is ideal for in-floor radiant heating, because heated water radiates through pipes under your floors to heat your rooms. If you're a Central New Jersey resident looking to retrofit or replace your current heating and cooling system, contact us, the experts CMS Geothermal. We'll show you all the advantages of a WaterFurnace geothermal retrofit or replacement.