Once seen as a simple workhorse, rooftop units are becoming intelligent building assets — changing how contractors install, ...

ST. LOUIS – Fluctuating temperatures make HVAC systems work harder, especially when switching frequently between heating and cooling. Experts say regular maintenance helps prevent extra wear and ...

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 ...