Google-subsidiary Nest claims that the results of three studies based on longitudinal data show that its thermostat pays for itself in less than two years from savings from heating and cooling costs.
The studies were funded and implemented separately by the Energy Trust of Oregon, Indiana-based utility Vectren, and Nest itself. Averaged together, they claim that the Nest thermostat’s automatic temperature management reduces heating costs by 10-12 percent, and cooling costs by 15 percent.
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