
Blueair Blue Signature Air Purifier for Extra Large Rooms
Q: Is the sensor on this unit, laser or optical?
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Blueair Blue Signature Air Purifier for Extra Large Rooms

Let’s clear the air with Blueair. Blue Pure 211i Max HEPASilent smart air purifier quickly cleans 635 sq. ft extra-large room in about 12.5 min or up to 1,524 sq. ft XL space in 30 min & 3,000 sq. ft in 1 hour, on high. This air purifier has a Clean Air Delivery Rate (CADR) of 410 for fine smoke particles, dust and pollen.

Let’s clear the air with Blueair. Blue Pure 311i Max HEPASilent smart air purifier quickly cleans 387 sq. ft medium room in about 12.5 min, up to 929 sq. ft medium space in 30 min, and 1,800 sq.ft in 1 hour on high. This air purifier has a Clean Air Delivery Rate (CADR) of 250 for fine smoke particles, dust and pollen. Energy Star Most Efficient 2023.

The Shark NeverChange Air Purifier MAX is designed for 10x longer filter life, saving you $300 or more in filter replacement costs over 5 years*. It captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). It covers up to 1400 sq. ft. for powerful, multi-room purification. Odor Neutralizer Technology guards against odors throughout your home, releasing a fresh scent into your air for 2x better odor reduction vs. filtration alone, Based on ASTM E544 vs. HP300 with filter and carbon only, after 30 minutes. *Allergen refers to non-living matter. *Vs. cost of replacing filters on a competitor unit over 5-year period in 300 square foot space.
| Pros for Blueair - Blue Signature Smart Air Purifier for Large Rooms up to 3385 ft² - Nordic Fog | |||
|---|---|---|---|
| There were no pros for this product— | Air Quality, Noise Level, Overall Performance, Design, Ease of use | Noise Level, Air Quality, Overall Performance, Design, Filter | Air Quality, Noise Level, Overall Performance, Filter Life, Odor Removal |
| Cons for Blueair - Blue Signature Smart Air Purifier for Large Rooms up to 3385 ft² - Nordic Fog | |||
| There were no cons for this product— | Price | WiFi Connectivity | There were no cons for this product— |