Some window units handle chilly months better than expected, offering a seasonal upgrade that keeps interior spaces more livable as temperatures shift.

Top choices for small, midsized, and large rooms from Frigidaire, LG, Midea, and more Window air conditioners from LG, Frigidaire, and Midea (left to right) are among the models that top CR's ratings ...

Sweating out the summer months without an air conditioner is no fun in many areas. Some climates, including areas in Alaska, Washington, and Montana, stay cool enough in the summer that air ...

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