Feeling sneezy, stuffy or fatigued? It could be your HVAC system. Here’s how to test it.

Pretty much wherever you live, it’s probably hotter than it used to be. Last year was the hottest on record, and most of the country's major cities have experienced an increase in the heat index and ...

Regular maintenance is more important than you think. Use it to your advantage and save on HVAC costs in the long run. Alexandra Jones is a CNET contributor who writes about food, farming, gardening, ...

When certain rooms in a home are consistently warmer or cooler than others, there may be an obvious cause, like an uninsulated exterior wall or drafty windows. But that's not always the case. If ...

As summer begins to fade and cooler nights creep into the forecast, homeowners in Phoenix are breathing a collective sigh of relief. The intense desert heat puts serious strain on humans, but our air ...