BLUEAIR Air Purifiers for Medium Rooms Bedroom Kitchen Cleans 1858 sqft in

From the manufacturer Blue Pure 311i Max Blue Pure 311i+ Max Blue Pure 211i Max Blue Pure 411i Max Blue Pure 411a Max Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.5 out of 5 stars 10,978 4.6 out of 5 stars 12,952 4.5 out of 5 stars 10,978 4.5 out of 5 stars 10,978 4.5 out of 5 stars 7,160 Price $159.99 $ 159 . 99 $194.00 $ 194 . 00 $281.99 $ 281 . 99 $136.99 $ 136 . 99 $134.94 $ 134 . 94 Room Size (4.8 – 2 ACH) 387 ft2 (AHAM) – 929 ft2 465 ft2 (AHAM) – 1,116 ft2 635 ft2 (AHAM) – 1,524 ft2 219 ft2 (AHAM) – 526 ft2 219 ft2 (AHAM) – 526 ft2 Smoke/Pollen/Dust CADR 250 cfm 300 cfm 410 cfm 141 cfm 141 cfm Odor Removal Yes Yes Yes Yes Yes Air Quality Indicator 5 colors (PM 2.5) 5 colors (PM 2.5) 5 colors (PM 1-10) 5 colors (PM 2.5) 5 colors (PM 2.5) App & Alexa Yes Yes Yes Yes No Fan modes Auto, Night, 1-2-3 Auto, Night, 1-2-3-4 Auto, Night, 1-2-3 Auto, Night, 1-2-3 Auto, Night, 1-2-3 Child lock Yes Yes Yes Yes Yes Filter lifetime 6 – 9 months / calculates filter usage % 6 – 9 months / calculates filter usage % 6 – 9 months / calculates filter usage % 6 – 9 months / calculates filter usage % 6 months Product Description Blue Pure 311i Max HEPASilent™ smart air purifier quickly cleans up to 929sqft living space in 30min or 387sqft medium room in about 12.5min on high. Independently evaluated for safety standards and third-party tested for performance as part of the AHAM Verifide® Program for air cleaners, this air purifier has a Clean Air Delivery Rate (CADR) of 250 for fine smoke particles, dust and pollen. Get more out of the filter thanks to our proprietary RealTrack algorithm where fan speed, usage time and pollution levels are used to calculate exactly how dirty the filter is based on actual usage and tells you more accurately when to replace it within 9 months. Shop genuine Blueair Blue Pure F3MAX replacement filters designed for optimal performance: Blue Pure 311i Max air purifier replacement filter B08KPDS2CY. Blueair is the only line of air purifiers with a customizable, washable fabric pre-filter. Inspired by the latest Scandinavian design trend, Blue Pure Max air purifiers arrive in the Stockholm Fog pre-filter, while Limestone, Moss and Sand pre-filters are sold separately. *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.