“I love that I can operate it from anywhere with the app. I can get it going before I get home from being outdoors. It is a very quiet machine. It has night mode and will dim or turn off all lights on the machine.”
Lesann
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Lesann
MrsAdams
Kmill
Pick your fan speed, let auto or night mode take over & keep settings secure with display lock.
Tailor your air purifier’s settings to your daily routine with customized schedules. Set your preferred times for enhanced air purification, so you can wake up to fresh air, keep your home clean during peak hours, and save energy when you're away.
RealTrack Technology tracks your filter lifetime based on pollutant levels and alerts you when it’s time to replace your filter.
Free and fast shipping
30 day home trial
Extended warranty
To achieve maximum performance we recommend placing your Blue Pure 511i Max in a room around 237 ft² room so your air purifier can clean the air at the AHAM recommendation of 4 times every 12.5 minutes. The Blue Pure 511i Max will clean a 569 ft² space in 30 minutes, and 1,138 ft² in 1 hour.
Our HEPASilent™ dual filtration technology removes 99.97%¹ of airborne particles down to 0.1 microns, ensuring pollen, cooking odors, smoke, dust, pet dander, mold, chemicals, allergen matter and even tiny particles such as viruses and bacteria², are captured with minimal noise and energy consumption.
Operates quieter than a whisper on low at 19 db and is no louder than 42 dB on high fan speed.
The humidifier will deliver up to 48 hours** of clean moisture. Runtime is based on 77°F & 50% RH in night mode. Actual runtime may vary with different room conditions.
No you don’t! Thanks to the anti-microbial filter, you can use tap water with confidence as it traps minerals & pollutants.
We recommend every 6 months. The filter indicator on the interface of your humidifier and in the Blueair app will notify you when it is time to replace your filter.
Blueair's advanced InvisibleMist™ Technology delivers clean moisture by trapping water impurities in the wick filter, releasing pure water vapor with no mist into the air².