The Nispira HEPA Replacement Filter Compatible with Blueair Air Cleaner Purifier, Fits Blue Pure 211i Max Air Purifie Only (Please carefully check the model number)
The Nispira HEPA filter can capture 99.97 % of the air particles, as small as 0.3 microns.
Folding granular activated carbon filters: Nispira filter removes smoke, odors from pets, cooking smells and VOCs chemical. Give you a peace of mind for fresh air.
Easy to install: no additional tools are required to release the hand from the complex replacement steps.
3 Filters included. Dimension 13.5"L x 3"W x 9.4"Th. Suggest replacing the filter every 6 months the most to optimize the performance. Quality meets or exceeds the leading national brand's.