Blueair - Blue Pure 211i Max 3,235 Sq. Ft HEPASilent Smart Extra-Large Room Air Purifier - White/Gray

Powerful Air Purification for Large Rooms

The Blue Pure 211i Max cleans large living rooms, open floor plans, apartments, and shared spaces up to 674 sq ft in12.5 minutes 3,235 sq ft in one hour, delivering powerful airflow to keep indoor air fresh throughout your home.

Removes Dust, Smoke, Pet Dander & Allergens

Blueair’s HEPASilent dual filtration technology captures airborne particles such as dust, pollen, wildfire smoke, pet hair, pet dander, and mold particles, helping improve indoor air quality.

Smart Air Purifier with App Control

Built-in air quality sensors automatically adjust fan speed when pollution levels rise. Use the Blueair mobile app to monitor air quality, control settings, and track filter life from anywhere.

Quiet Operation for Bedrooms & Living Spaces

Designed for everyday use with quiet and energy-efficient performance, making it ideal for bedrooms, nurseries, living rooms, and home offices.

Designed for Modern Homes

With 360° air intake and minimalist Scandinavian design, the Blue Pure 211i Max blends into modern living rooms while efficiently circulating and cleaning indoor air.

Let’s clear the air easier

Intuitive LED display, advanced pollution (PM1, PM2.5, PM10) sensor, real-time indoor readings, 5-color AQI and two-button design make it easy to control fan speeds 1-4, night or auto mode, adjust light levels and child lock.

Independently tested for performance and safety, zero ozone

AHAM Verifide for Performance (CADR); Quiet Mark Certified; Ozone Safety Standards Certified by CARB; Zero Ozone Verified (<5 ppb) by Intertek Sustainability.

*Based on a survey of over 50 awards, accolades, and recommendations issued by independent consumer associations, media publications and industry competitions from 1/1/22-1/31/23, for products sold in the US by top 10 air purifier brands, NPD Group, Small Appliances, U.S. sales dollars 1/1–12/31/22.

†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. Noise refers to the dB(A) difference in acoustic power.

‡When similar CADR was measured, Blueair models with mechanical and electrostatic filtration achieved less noise with less energy than same models with only H13 HEPA mechanical filtration.

§Tested PM 2.5 (0.1 - 2.5 microns) up to 90min in a 30m3 room. Tested to remove min. 99.9% of S. aureus, K. pneumoniae, P. aeruginosa, MS2, E.Coli, H1N1, A.Niger.