But there's a magic number that the U.S. Department of Energy says is optimal for home heating in the winter: 68 degrees when ...

And if you live in regions where the temperature is freezing, you also need to think about your pipes and appliances. The ...

That annual inspection and maintenance appointment can also help save you money. Picard said buildup within your HVAC system can lead to efficiency losses of up to 10% annually, which you'll see on ...

More than 1,550 Milwaukee Journal Sentinel readers told us what they set their thermostats to during the winter. See the full ...

Terms apply to American Express benefits and offers. Visit americanexpress.com to learn more. Some Chase cards are currently not available on CNBC Select but you can check out our marketplace to ...

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