New Construction in Defiance If you're ready to build the home of your dreams, why not install the most efficient and high-end heating and cooling system available today? A recently built home comes with a certain peace of mind that's unmatched among previously owned homes. Owning a geothermal system can transfer that peace of mind to your heating and cooling system as well. Combining a geothermal system in your newly built home means you can pass the cost into your monthly mortgage payment. Your savings in operating costs will generally balance out the increase in mortgage payment - which means you may see a positive cashflow!