Imagine the ultimate home comfort system…providing maximum efficiency and unsurpassed comfort all from a single, quiet, reliable package. By combining the benefits of a WaterFurnace Synergy3 geothermal heating and cooling unit with radiant floor heating technology, we’ve created perhaps the world’s finest heating and cooling system. And since the Synergy3 unit capitalizes on the geothermal energy found in your own backyard, it operates at a fraction of the cost of other furnaces or boilers. Designed for discerning homeowners, its comfort and efficiency are unsurpassed.