“Net-zero-energy” (NZE) or “zero energy” residential construction combines advanced building materials and techniques with energy-efficient appliances and comfort systems to achieve significant energy reductions. Then it goes one step further by employing solar technology, such as photovoltaic solar panels, to power the home. As a result, a NZE home sells electricity back to the utility, zeroing out energy expenditures over the year and even creating a positive cash flow for the homeowner. The Net-Zero Goal is within Reach To reach that net-zero goal, however, a home’s biggest energy hogs must be put on a serious diet. A PUBLICATION OF WATERFURNACE INTERNATIONAL WaterFurnace Geothermal Systems are an Energy-Saving Plus for “Net-Zero” Homes Objective: Reduce space heating,

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