DescriptionDuo-16/24V and Duo-16/120V are our most popular whole house air purifier systems. Like all Duo air purifiers, the Duo-16/24V and Duo-16/120V are proven IAQ solutions that are ozone free, have 6 patents, are compact and easy to install. These induct air purifiers combines PRO-Cell and AirFresh technologies for optimal whole house air purification by neutralizing airborne pathogens, deconstructing volatile organic compounds, and reducing odors and VOCs in any home. Powerful UVC germicidal light eliminates airborne bacteria, viruses, mold and fungi. Duo induct air purifiers work like an air sanitizer eliminating 93.6 percent of airborne germs in 2 hours and neutralizing 88 percent odors and VOCs in 2 hours. Unit measures 2 x 24 x 17 inches.