New Construction in Hattiesburg If you're planning to build the home of your dreams, why not install the most economical and luxurious heating and cooling system on the market today? A newly built house comes with a certain tranquility 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. Including a geothermal system in your newly constructed home means you can pass the cost into your monthly mortgage payment. The money you save in operating costs will generally offset the increase in mortgage payment - which means you may see an increase in cashflow!