Lavaca Geothermal Heating & Cooling Contractor In Lavaca, Arkansas, the geothermal heating and cooling contractor to call is American Energy Guard. Our geothermal proficiency is second to none. And we offer the best products on the market in Lavaca - or anywhere else, for that matter: WaterFurnace geothermal heating and cooling systems! Try our Geothermal Savings Calculator. It'll tell you the best reason for going geothermal. The monthly savings are big! We can explain to you plenty of other good reasons, too. And when you’re ready install? We'll make sure that your WaterFurnace geothermal heating and cooling system is installed - and serviced – right! Contact American Energy Guard today.