Save Money with Geothermal Why not utilize the free energy located just a few feet below the surface of your own property? A WaterFurnace geothermal system can utilize one unit of electrical energy to extract an incredible five units of energy. Unsure of what that means to you? What you get is an economical means to condition your Burlington home - much less than what your friends and neighbors will pay. The geothermal products we put in your home are the most efficient equipment available today. So why not utilize the clean, renewable energy in your backyard and grab a hold of savings up to 70% on heating, cooling, and even hot water!