“Sevenbration provides a unique opportunity for homeowners to maximize their return on a geothermal investment,” said Tim Litton, WaterFurnace director of marketing communications. “With the 7 Series, thousands of happy homeowners have saved millions of dollars on heating, cooling and hot water. Combined with a 30 percent federal tax credit, several local incentives and year-round savings on utility bills, Sevenbration offers homeowners an attractive incentive to upgrade to the most energy efficient unit on the market.”