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 ...

With temperatures climbing into the triple digits, running out to buy a window air-conditioning unit might seem like a simple way to beat the heat. But while these air conditioners can help keep you ...