It’s no secret that heating and cooling account for the bulk of a home’s energy usage — an average of over $1,000 annually. Switching from a manual to a programmable thermostat is one simple way to save as much as $180 a year.
The most basic programmable thermostat can be self-installed in an hour, and comes with preset temperature settings for different times of the day.
Some of the latest models offer greater control, easy programming, sophisticated displays, and even communication with you via the Internet. Here is a look at some of these smart units.
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