Adding an A/C system sounds like a job for pros only. And usually, it is. But two non-pros handled this ductless mini split air conditioner installation in a garage in one day. The installation was ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A window air conditioner is a practical and cost-effective way to control your indoor ...

Simple air conditioners are really nothing more than a heat exchanger that move heat—or cold—from one place to another. Usually, they take warm air and move it across ice or chilled water where it ...