Most modern air conditioners use Freon as the coolant. As the time goes on, it depletes and your air conditioner begins to work slower. This is a sign that you should refill the coolant. Unfortunately, you cannot refill the conditioner with Freon on.

Cool down with a whole-house fan Whole-house fans may seem old fashioned, but they're enjoying renewed popularity..

Room air conditioners can quickly cool a broiling bedroom, a sticky family room, and other hot spots in your house.

Puzzling out how to keep your house as cool as possible during these hot summer months? Trying to remember the.