Color is not claimed as a feature of the mark.
The certification mark, as used by authorized persons, certifies that the manufacturer claimed dust, tobacco, and pollen removal ratings of air cleaners for household use are determined and accurately stated in accordance with the American National Standard ANSI/AHAM AC-1.
"CERTIFIED", "CLEAN AIR", and "DELIVERY RATE"
ASSOCIATION OF HOME APPLIANCE MANUFACTURERS CERTIFIED CLEAN AIR DELIVERY RATE