What the Eco Button for Your AC Actually Does—And When To Use It, According to HVAC Pros

The eco button is an energy-saving setting on your AC. Here's how to use it correctly, according to HVAC professionals.
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What the Eco Button for Your AC Actually Does—And When To Use It, According to HVAC Pros

Whether you have a small plug-in air conditioner unit or a thermostat and central AC, you can take advantage of your air conditioner's eco button. Usually, this button says "eco," has an icon of a ...