How To Improve Indoor Air Quality Prior to purchasing an air cleaner, consumers are encouraged to ventilate areas when ambient outdoor air quality is good, and to eliminate or reduce airborne contaminants with help from this fact sheet: Reducing Your Exposure to Indoor Air Pollution.| ww2.arb.ca.gov
In accordance with California Assembly Bill 2276 (2006, Pavley), CARB adopted an air cleaner regulation to limit the amount of ozone produced from indoor air cleaning devices, with the goal to protect public health. All indoor air cleaners sold in, or shipped to, California must meet certain ozone emission and electrical safety standards.| ww2.arb.ca.gov