The R150 recently went back to school in Germany in a study that showed a 60 to 77% reduction in airborne particle concentration in classrooms with the unit on 50% power. This decrease can reduce the risk of indirect transfer of finer aerosol particles in ambient air, which will help lessen virus load and reduce the severity of the potentially emergent COVID-19 infections in closed indoor environments. Read the full report (only 3 pages) to learn more… German Schools Trial of PureAir 150 – Bergische Universitat Wuppertal Contact us to find out more about the PureAir. Limited stocks now available. …