During the Covid-19 Pandemic, there has been a surge of interest over ultraviolet air purification systems. ASHRAE has even recommended UVGI systems as a way to prevent the spread of infectious disease. The real question is, do UV systems really work?
Continue reading Do HVAC UV Systems Really Work?Do HVAC filters block Covid-19?

The Covid-19 pandemic has led some to wonder: does my HVAC filter block out the virus?
Continue reading Do HVAC filters block Covid-19?