Blueair Blue Pure 411i Max Series Replacement Filter - F4MAX

Blueair F4MAX Blue Pure 411i Max Series Replacement Filter

Compatible with 411 Auto Max, 411i Max

Features

• Blue Pure 411i Max Series Replacement Filter
  Find the name of your air purifier on the label inside your air purifier.
• Real-Time Filter Lifetime Status
  Blueair’s proprietary RealTrack algorithm accurately calculates the remaining filter lifetime based on fan speed, usage time and pollution levels.
• Quickly & Easily Change Your Filter
  This air purifier features a hassle-free filter replacement system, allowing you to easily and quickly swap out the filter without any complicated procedures.
• Less Noise and Energy
  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 quieter while using less energy.
• Keeps Clean Air Flowing, Resists Clogging
  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.
• Minimizes Unhealthy Allergens And Germs
  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.
• 6 to 9 Month Filter Life
  Accurate lifetime calculcated using RealTrack. When the filter needs changing, the filter replacement LED will light up on the interface and the Blueair app will send you an alert.* Don't forget to save with our subscription program.

Footnotes:

• ¹ Comparing pollen CADR on high fan speed (Blue Pure 411a Max & 411i Max vs. Blue 411 Auto), other units may vary. Based on AHAM maximum allowable certified rating which may vary from the AHAM seal claimed valued.
• ² Tested on PM 2.5, pollen allergen (Cry j1), cat allergen (Def f1), fungal allergen (Alt a1), dust mite allergen (Fel d1). Performance may vary across models.
• ³ Tested to remove min. 99.9% of S. aureus, K. pneumoniae, P. aeruginosa, MS2, E.Coli, H1N1, A.Niger.
• ⁴ Tested on TVOC, sulfure dioxide, nitrogen dioxide. Deodorization tested on ammonia, acetaldehyde, acetic acid."