Replace Existing System Has your gas furnace seen better days? Thinking about changing out you current inefficient system before it needs costly repairs? A wise option when considering replacing an old or inefficient furnace in Columbus, OH is to choose a WaterFurnace geothermal products. With no combustion, there isn't any need to exhaust waste gas. Our untis install with little or no hassles, and only need an electrical connection you already have. So, our equipment can be installed almost anywhere. Nearly all homes can instantly enjoy the full benefit one of our geothermal systems can provide. You do need to have ductwork previously installed. If not, we can easily handle this problem by having the required ductwork installed by our professional staff. Other options to consider are... Radiant in-floor heating - Gone are the mornings of walking on freezing tile Water heating - Adding this great add-on will heat your water year-round Just think of it - comfortable heating, warm floors, and hot water; all while reducing your heating and cooling cost while preserving the environment. Check out the savings calculator to see how much you can save by switching to a geothermal system!