The Dust Free® Carbon Air Purifier is an ozone-free, compact, duct mounted, air purifier that is effective at reducing VOC’s, including formaldehyde, in the indoor air. The Dust Free® Carbon Air Purifier utilizes Dust Free®’s patent pending Carbon and Germicidal UV-C light technology to reduce VOC’s and dose HVAC surfaces with germicidal UV-C light where the light shines. Professionally installed into the supply plenum of your HVAC system, the Dust Free® Carbon Air Purifier uses a unique and proprietary blend of adsorbing compounds and Germicidal UV-C light.