We may receive a commission on purchases made from links. A window air conditioner can be a lifesaver in a heatwave, but how do you install one in a horizontal sliding window? Most window air ...

Why do window ACs actually need a window? On the surface, it feels unnecessary — after all, the unit is clearly designed to blow cold air from the front. Why can't you just set it on the floor like a ...

Summer is officially here, and the hot weather isn’t going anywhere anytime soon. If you use window AC units, it’s time to drag them out of storage, clean the filters and wrestle them back into your ...

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