HOFFMAN UNFILTERED
Educational Blog Content for HVAC Professionals

If you haven’t checked out Greenheck’s blog, you’re missing out on a wealth of information on system design, ventilation, indoor air quality, and...

We all know that the kitchen is the heart of any restaurant and having a proper ventilation system is crucial to your success. To maintain a cool...

A variable frequency drive (VFD) controls an electric motor by varying its voltage and frequency. Also, a VFD can control the ramp-up and ramp-down...

Chilled beam technology is one of the most used HVAC systems in Europe. The first radiant ceiling was installed in Sweden in the late 1960s and the...