What you need to know about Indoor Air Quality and The Fourth COVID Wave

A typical Filtration system in an air handling unit has a MERV (Minimum Efficiency Reporting Values) of 8 which is effective in filtering out typical particles found in a commercial building's indoor air environment. But now with the transmission of airborne viruses such as COVID-19 in buildings we need to look at all our HVAC systems and modify them as much as possible to reduce possible transmission between occupants in a space.