It is important to only use genuine Blueair replacement filters to maintain optimal performance and warranty. Filters that are not Blueair genuine will void your units warranty.
GENUINE Blueair Replacement Filter for Blue Pure 211+.
PARTICLE and ACTIVATED CARBON filter reduces pollen, dust, pet dander, mold spores, bacteria, odor, VOCs, Tobacco smoke and other gaseous pollutants.
RECOMMENDED to change filter once every 6 months, or dependent on usage. This filter is eco-friendly and can be recycled after it's changed.
FOR BLUE PURE 211+ only. Please ensure the original filter with your unit is collapsible and slides into a metal cage to operate. Contact Blueair Customer Service if you have any questions.
The difference between the 211 Purifier and the 211+ Purifier is that 211+ comes with a Cage into which the filter goes into to form a fully functional out of the box unit. The cage is part of the design for the 211+, you do not have to buy the cage separately. Please find the specification sheet.