Active HEPA+ with ODOGard® ProActive HEPA+ with ODOGard Room is the only purifier to combine both active and passive air purification technologies with the odour eliminating power of ODOGard. In addition to reducing volatile organic compounds (VOCs), allergens such as pollen and pet dander, and odours caused by mould, bacteria and other pollutants, it has proven to inactivate 99. 98% of SARS CoV 2 from the air.* * Laboratory tests prove to inactivate over 99. 98% of SARS CoV 2 in