Breathe Easy with the Blue Pure 311i Max. This powerful air purifier is designed to deliver clean, healthy air for your home. Equipped with advanced filtration technology, the 311i Max effectively captures harmful pollutants, including dust, pollen, pet dander, and smoke. True HEPA Filter: Removes 99.97% of airborne particles as small as 0.3 microns Up to 387 sq. ft Auto Mode: Automatically adjusts fan speed based on air quality for optimal performance. Compact Design: Fits seamlessly into any room
- Top-Performing Blueair Line – Pure Max series with enhanced HEPASilent™ technology, delivering up to 83% faster cleaning and 50% less noise.
- Whisper-Quiet Operation – Quiet Mark Certified (Category B); cleans 929 sq. ft. in 30 minutes or 387 sq. ft. in 12.5 minutes on high.
- Faster & More Efficient Filtration – Dual HEPASilent™ technology delivers more clean air with less noise and energy than standard HEPA filters.
- Powerful Air Cleaning – Removes 99.97% of particles down to 0.1 microns (viruses, smoke, pollen, pet dander, mold, dust) and carbon filter traps odors from cooking, pets, and smoking.
- Smart Controls & Connectivity – Blueair app with scheduling, air quality monitoring, Clean Air ETA, geofencing, and RealTrack™ filter tracking (6–9 months); works with Alexa voice control.
- Easy-to-Use Design – Intuitive display, 5-color AQI indicator, and simple two-button controls with fan speeds (1–3), night mode, auto mode, brightness adjustment, and child lock.
- Replacement Filter Compatibility – Uses Blue Pure 311i Max Genuine Replacement Filter (F3MAX, B08KPDS2CY) for optimal performance.
- Certified Safe & Tested – AHAM Verifide CADR performance, Quiet Mark Certified, CARB Zero Ozone Verified (<5 ppb by Intertek), meets strict sustainability standards.
- Energy Efficient – ENERGY STAR® Most Efficient; consumes only 32W on high (less than a 60W light bulb).
- Ready to Use – Comes with pre-installed filter and pre-filter for quick setup; designed for North America use only (compatible with standard input voltages).
