SEE THE LIGHT: Ultraviolet germicidal irradiation units are popular retrofits because they are cost-effective and relatively easy to deploy. (Courtesy Mathias Environmental) There’s still time to find a post-COVID air-quality solution for your venue that will fit your budget, experts say Air systems at venues have been an especially keen focus of facility operators since the coronavirus pandemic struck, and with good reason. The latest information coming from researchers reinforces what many already believed: The threat of infection is greatest through the air, especially in closed spaces dense with people. Existing venues large and small have increased the minimum efficiency reporting value (MERV) ratings and air exchange rates of their heating, ventilation and air conditioning systems, added virus-zapping ultraviolet germicidal irradiation treatment and even used portable high efficiency particulate air (HEPA) filters in office spaces to mitigate the spread of the virus that causes COVID-19 and other airborne pathogens. New… Continue Reading HVAC: Clearing the Air