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Designed specifically for the Blue Pure 411i and 411a Max.
Find the name of your air purifier on the label inside your air purifier.
*Only compatible with Blue Pure 411i Max.
Blueair’s AllergenBlock¹ technology reduces your exposure to pollen, pet dander, and dust allergens, by neutralizing over 90%² of their sneeze-inducing properties once caught on the filter.
Captures airborne particles, including pollen, dust, and pet dander allergens.
Neutralizes² over 90% of the allergen properties that can trigger discomfort.
Traps strong household odors from smoke and wildfire particles.
Blueair's proprietary RealTrack algorithm accurately calculates the remaining filter lifetime based on fan speed, usage time, and pollution levels.
Protect your air purifier from damage
caused by unofficial filters.
Our unique HEPASilent™ filtration technology allows this filter to be less dense, meaning it requires less air pressure. With it installed, your air purifier will operate more quietly while using less energy.
This filter's unique structure is designed to filter high volumes of air while trapping even the smallest particles. It maintains maximum airflow because it's engineered to resist clogging.
With the unique filter design at least 99.97%³ of airborne particles, even down to 0.1 microns, are removed, while using less energy and producing less noise.
This filter is compatible only with the Blue Pure 411i and 411a Max air purifiers.
Press and hold down the LED button for 15 seconds to reset the replacement filter indicator.
Join for free, decide your
delivery schedule, and cancel
anytime.
Seeing a new filter at your door is
a celebration of your choice to
breathe clean air.
Filter subscription members
get 15% off on every filter and
exclusive product perks.
Disclaimers
¹ AllergenBlock refers to inanimate allergens pollen, dust and pet dander.
² Based on ELISA deactivation testing of Pollen (Cry J1), Pet Dander (Fel d1, Can F1), Dust Mite Matter (Der f1) on the filter media in 60 minutes.
³ A flat shipping rate of $25.00 will be charged on filter shipments to Alaska, Hawaii, and Puerto Rico. Additional charges may apply for shipments over 30 lbs. A flat shipping rate of $5 will be charged on orders under $39 that are not part of filter subscription.