Frequent Questions

Does EPA certify air cleaning devices?

EPA does not certify air cleaning devices. EPA also does not recommend specific air cleaning devices or manufacturers.

Several brands of ozone generators have an EPA establishment number on their packaging. This number helps EPA identify the specific facility that produced the product. This number does not imply EPA endorsement or suggest in any way that EPA has found the product to be either safe or effective.

For EPA information on room air cleaners, see:

See also Information on room air cleaners from the Association of Home Appliance Manufacturers (AHAM) Exit.

If you have further questions, you may also contact the EPA Office of Air and Radiation - Indoor Environments Division or the EPA indoor air contact for region.

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