Shawano Looks to Us for Its Geothermal Needs We’re Van's Refrigeration, the recognized "go-to" team for Shawano, Combined Locks's geothermal heating and cooling. Shawano residents are turning to us for ... the best WaterFurnace geothermal heating and cooling systems the best installation and service from highly skilled, highly trained professionals sound advice on how to maximize the potential of their geothermal installations With a down economy, there's never been a opportune time to put a WaterFurnace geothermal system to use for you. And we're the professionals to do it in Shawano, Combined Locks. Contact Van's Refrigeration today. Want to taste and see just how big "going geothermal" could save you on your energy bills? Spend a moment or two with our easy Geothermal Savings Calculator.