Pennington, New Jersey, Geothermal Heating & Cooling We're spreading the word throughout Pennington, New Jersey: in today's economy, geothermal heating and cooling is absolutely the smart way to go! Soil conditions in Pennington are perfect. And our seasonal temperatures? They fluctuate enough in extremes to virtually guarantee that geothermal heating and cooling will offer the best year-round satisfaction. You'll love how much a geothermal system can cut your energy costs, too. The proof? Take a look at our Geothermal Savings Calculator. Contact CMS Geothermal today. We've got quite a bit more to tell you about the advantages of geothermal heating and cooling in Pennington. Best of all, we install and service WaterFurnace geothermal systems, the best on the market.