To help you train in a safe environment, we have installed the award winning REME HALO® In-duct Air Purifier. It is capable of purifying every cubic inch of air that the heating, ventilation and air conditioning (HVAC) system reaches. It is effective against all three categories of indoor air pollutants: Particulates, Microbials and Gases, This includes COVID-19. It also eliminates off odors from cooking, manufacturing and working out 😉.