Washington County, Florida, Geothermal Heating & Cooling We're spreading the word throughout Washington County, Florida: in in the condition the economy is in today, geothermal heating and cooling is definitely the right choice! Soil conditions in Washington County are just right. How about our seasonal temperatures? They change enough in highs and lows to practically guarantee that geothermal heating and cooling will offer the best year-round satisfaction. You'll also enjoy how much a geothermal system can reduce your energy costs, too. The proof? Take a look at our Geothermal Savings Calculator. Contact Ridge Heating and Air today. We've got a lot more to tell you about the benefits of geothermal heating and cooling in Washington County. Another great thing, we install and service WaterFurnace geothermal systems, the finest on the market.