Geothermal for New Construction Columbia homeowners hoping to build a new home will find WaterFurnace geothermal products to be their best heating and cooling choice. Especially with the planning assistance, installation, and service that we at WaterFurnace offer. First of all, you should consider that WaterFurnace geothermal systems have proven themselves to be the most economical, energy-saving, eco-friendly heating and cooling solution in the industry today. Then, think on this – you can easily absorb the initial cost into your monthly mortgage payment. And the additional amount to your monthly payment is generally less than the savings each month you will see by installing a geothermal system in new construction. For more information on why geothermal is the best choice for Columbia residents building new homes, contact WaterFurnace. And be sure to check out our Geothermal Savings Calculator.