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 ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Cassidy was an updates editor whose main responsibility is to write and edit ...

Living in a historic Pittsburgh home without central air, window units are not optional for my family. Since our 1904 home has radiator heat and no ductwork, I have used many window-unit and ...

When it’s really hot or humid out, opening a window or turning on a fan only gets you so far, especially when your house feels like it’s holding onto heat long after the sun goes down. If you’ve ever ...