Martha Stewart on MSN

AC cool mode vs. dry mode—HVAC experts explain when to use each

They may sound similar, but these settings are quite different.
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What the eco button for your AC actually does—and when to use it, according to HVAC pros

The eco button, or eco mode on your air conditioner, adjusts operation to reduce energy use. On smaller plug-in AC units, eco mode limits compressor use and strategically uses the fan. On central AC ...
AOL

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 ...