








Blueair HealthProtect 7470i Smart HEPASilent Ultra Germ Air Purifier 418 Sq Ft - White
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HealthProtect™ provides 24/7 protection against viruses and bacteria.¹ Designed for maximum performance, quiet, clean air delivery, energy efficiency, and smart features. AHAM verifide for a Clean Air Delivery Rate of 270 CFM smoke, 280 CFM pollen, and 275 CFM dust. Completely filters medium bedrooms and living rooms about every 12.5 minutes (approx. 4.8x an hour at 418 ft²) on high.
HEPASilent Ultra™ technology filters 99.97% airborne particles, like viruses, bacteria,² and dust, then kills 99%³ of the germs caught in the filter.⁴ GermShield™ technology proactively monitors and activates to kill germs and prevent growth on the filter.⁴ This air purifier has not been tested against SARS-CoV-2 (COVID-19).
View particles, VOCs, and more from the premium LCD interface, and enjoy app features like Clean air ETA and SmartFilter tracking.
¹24/7 protection refers to the key function of GermShield™ technology, activated when the unit is on standby. Tested on Staphylococcus Albus, MS2 bacteriophage (deactivation) & E. coli (growth prevention).
²Third-party tests of airborne viruses & bacteria (H1N1, Staphylococcus aureus, Escherichia coli) using GB/T18801-2015 standards.
³Deactivation of bacteria (Staphylococcus Albus) & virus (MS2 bacteriophage)
⁴Tested on natural flora (bacteria only - excluding viruses) on filter media under normal temperature & humidity conditions.
- Blueair’s most advanced air purifiers; Only HealthProtect air purifiers provide 24/7 protection against viruses and bacteria with GermShield technology¹
- Third-party verified for medium rooms; Completely filters air in large bedroom or living room in about 12.5 min (4.8x an hour at 418 square feet) on high
- HEPASilent Ultra technology; Removes 99.97% of airborne particles like virus and bacteria;² dust, pollen, dander, and mold;³ Traps VOC and odors with a layer of activated carbon
- Traps & kills germs; Kills 99%⁴ of germs caught by the filter; While on standby¹ proactively monitors conditions and activates GermShield technology to prevent growth on the filters;
- Low energy and noise; ENERGY STAR certified for energy efficiency (8-76 W); Quieter than a whisper (25 dB) on low and a normal conversation (53 dB) on high
- Clean air to every corner of the room; Patented SpiralAir design is uniquely engineered to circulate more⁶ clean air in all directions to reach every corner⁷
- Truly smart features; Blueair app features like Clean Air ETA counts down time to clean air, SmartFilter RFID tracks filter use in real-time and more
- Premium LCD interface; Detailed updates on air quality in real-time, including particle (PM1, PM2.5, PM10) and VOC levels, temperature, humidity and filter life