These ACs from Frigidaire, GE, LG, and Midea can keep things cool and quiet while you sleep U-shaped air conditioners like this Midea can run quieter because they use your window to block out noise.

This is the most feature-packed portable AC I've used—and I didn’t pay for it in my energy bill.

But there are times when your trusty old air conditioning unit just doesn’t seem to keep up anymore. This situation is common, and many find themselves considering AC replacement in Rochester, MN, ...