The fundamental idea on containment is simple: keep one or more contaminants in or out of an area. Quite literally, a containment is an isolation system.

Protecting return-to-work individuals who had been restricted from gathering in an effort to minimize the spread of COVID-19, and efforts to reopen public indoor spaces safely have led to a lot of interest in how HVAC systems may be adjusted to reduce the spread of the virus. 

It’s not surprising that “pandemic” was one of the most used words in 2020. Coronavirus (SARS-CoV-2, the virus responsible for COVID-19) has caused a global pandemic that has been devastating in many ways to virtually all countries on earth.

At the time of this writing, we’re starting to see the much-anticipated second wave of COVID-19 infections and deaths due to colder temperatures settling over much of the U.S. and people moving activities indoors.