When temperatures drop, most people crank up the heat and shut every vent, door, and window to keep warm. It feels ...

When your HVAC system was new, it was designed to keep the indoor environment comfortable, functional, and safe. Over time, that system can drift out of alignment, leading to wasted resources, ...

A variable frequency drive (VFD) fails to vary the discharge-air fan speed. A motor overheats and fails prematurely. Programmable controls that generally operate without issue suddenly experience ...

HVAC airflow problems can make or break a duct system design. After all, the cornerstone of the heating and cooling industry is comfort. Without proper HVAC airflow, comfort goes out the window — pun ...

Numerous companies advertise HVAC-duct cleaning, claiming that having your ducts cleaned prevents health problems. Before hiring one of these companies, you should ask a few questions. For instance, ...