High-quality air : If you have very high living environment requirements,411 Filters can help you. 411 Filters Accessories Include : 411 Filter Replacement Filte Contains 2 Pack. 411 Filters Fit Models : Compatible Blueair Blue Pure 411 411+ and Mini. 411 Filter Premium : Our filter captures 99.97% of airborne particles as small as 0.3 microns. 411 Filter Easy to Replace : No need to use any tools to replace, It is recommended to replace the 411 Filters within 120 days for optimum performance. Forest-friendly paper filter. FSC-certified. 411 Filter Makes the Home Cleaner

* 411 Filter :
-- If you have very high air quality requirements, 411 Filters can help you.

* 411 Filter Accessories Include:
-- 2 Pack Filter Kit.

* Filter Compatible :
-- Compatible Blueair Blue Pure 411 411+ and Mini.

* Disclaimer :
-- References to the brand "Blueair" and model numbers are shown only to describe filter compatibility.