Blueair · Air Purifiers

Blueair Blue Pure 511i Max Genuine Replacement Filter, Blue Pure F5MAX to Fit Blue Pure 511i Max Air Purifier

Breathe easier with the Blueair Blue Pure 511i Max Genuine Replacement Filter. Designed specifically for the Blue Pure 511i Max air purifier, this original F5MAX filter ensures optimal performance and maximum efficiency. Our advanced HEPASilent dual filtration technology delivers clean air faster while consuming less energy and producing less noise than HEPA filtration alone. It effectively removes at least 99.97% of airborne particles as small as 0.1 microns, including viruses like H1N1, smoke, pollen, mold allergens, and dust. An integrated carbon layer also binds light household odors from cooking, pets, and smoking. This filter is engineered for smarter cleaning. The proprietary RealTrack algorithm calculates the filter's lifespan based on your actual usage and contamination levels, providing a replacement notification after approximately 9 months. For your assurance, it is independently tested for performance and is ozone free (

90-day range £∞–-£∞ · average £NaN