Blueair Blue Pure 311i Max Air Purifier - 311IMAX

Blueair 311IMAX Blue Pure 311i Max Air Purifier

Fast. Quiet. Simply Smart.

Our signature performance is now even better, delivering up to 83% more cleaning power¹.

Our proprietary HEPASilent™ technology, which combines electrostatic and mechanical filtration to capture at least 99.97% of airborne particles down to 0.1 micron in size².

Features

• Let's clear the air faster
  Only Blueair air purifiers use HEPASilent^TM technology, quickly cleaning 387 ft² in 12.5 minutes or up to 929 ft² in 30 minutes.
• Let’s clear the air better
  Control 4 fan speeds (Night, 1-3), select auto, adjust brightness levels and enable/disable child lock with just two buttons.
  The five-color air quality indicator (AQI) uses a particle sensor to detect pollution. Air quality reading is based on concentration of fine particles (PM 2.5) in your space.
• Let’s clear the air smarter
  • Welcome home feature
    Your air purifier will go on standby when you leave the home and turn back on when you are getting close.
  • Accurate filter tracking
    Using Blueair's proprietary RealTrack algorithm, you can easily view the most accurate filter usage and reorder before it expires.
  • Voice control assistance
    Control your air purifier hands free and enjoy even more convenience.
• Let's clear the air quieter
  The Blue Pure 311i Max operates on low at 23dB, and is never louder than 50dB³. QuietMark certified⁴.
• New and longer lasting filters (6-9 months)
  Using Blueair's new proprietary RealTrack algorithm, you can easily view the most accurate filter usage and reorder before it expires.
  It uses advanced machine learning to adjust its calculations based on your unique environment, taking into account factors like fan speed, usage time and pollutant levels.
• Designed with the sleek & stylish look of Scandinavian design
  Our five washable pre-filters are designed to seamlessly blend into your home.
  Our pre-filters extend the life of primary filters, catching large airborne particles such as dust, lint, pollen, and pet hair.
• Independently proven performance
  • Quiet Mark Certified
  • Rated as energy-efficient air purifiers.
  • (<5 ppb) by Intertek Sustainability Program.
  • Verifide(R) for performance and Clean Air Delivery Rate (CADR).

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 Test on PM 2.5 in 90mins
• ³ Sound pressure at max fan. Assuming 387 sq.ft room size and 4.8 air exchanges per hour (AHAM AC-1)
• ⁴ Quietest refers to eligibility for Quiet Mark certification, limited to 10-20% of quietest products. See https://www.quietmark.com/ for further information