Save Energy With a Setback Thermostat

You can save 12% on your annual heating bill and still wake up to a warm house with this setback thermostat design.



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This setback thermostat design uses two conventional thermostats—a main unit (left) and an auxiliary (right)—and a timer to switch between them.
PHOTO: MOTHER EARTH NEWS STAFF
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Diagram shows method of wiring up the setback thermostat.
MOTHER EARTH NEWS STAFF

















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