In the ongoing pursuit for lower energy bills, homeowners have turned to several avenues to make their homes more sustainable. Advancements in energy efficiency, including Energy Star appliances that made homes 15 percent more efficient, and commercial solar panels allowed householdsĀ to reduce their annual power costs significantly. However, Energy Star appliances are limited in their efficiency, and even solar panels have a cap on the energy they can produce. Since solar has taken up much of the conversation since
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