A well-maintained air conditioning unit is vital to living a comfortable life inside, away from triple-digit heat in Arizona. With temperatures starting to rise across the Valley, now is a great ...

This isn't an all-weather, cold-climate heat pump -- it can operate in temperatures ranging from 50 to 104 degrees Fahrenheit ...

At Rinnai, we understand that finding the right air conditioner can be a balancing act between comfort, performance, and cost ...

What to look for in a portable air conditioner Btu and room size: One British thermal unit (Btu) equals the heat needed to raise one pound of water by one degree Fahrenheit. In cooling ...

With more cold on the way Wednesday night, your heater might be working overtime. But some heating, ventilating and ...