The devices really don't improve air quality, and they can release ozone.| Los Angeles Times
Compare ENERGY STAR Certified Room Air Cleaners, find rebates, and learn more.| www.energystar.gov
Many air purifiers on the market boast about a different kind of air cleaning technology, that supercharges (or outperforms) the ability of the usual filters| HouseFresh
//--> Since 2010, all portable indoor air cleaning devices sold to people or businesses in California are required to be certified by CARB. As of October 2020, electronic in-duct| ww2.arb.ca.gov