Blueair - Blue Pure 411 Replacement Filter for 411 Auto, 411 & 411+ Purifiers, HEPASilent Filtration, Carbon Odor Control - Black/White

Experience cleaner air with the Blueair genuine air purifier filter replacement designed for the Blue Pure 311i Max air purifier. This authentic Blueair replacement filter delivers exceptional performance through advanced HEPASilent dual filtration technology, combining mechanical and electrostatic filtration to capture airborne contaminants more efficiently than traditional HEPA filters alone. The air filter removes at least 99.97% of microscopic particles down to 0.1 microns, including viruses, smoke, pet dander, pollen, mold allergens, and dust. The integrated activated carbon filter component effectively traps light household odors from cooking, pets, and smoking. With dimensions of 17.7 inches x 11.4 inches x 3.7 inches, this air filter for air purifier fits seamlessly into your Blue Pure 311i Max unit. Blueair's proprietary RealTrack algorithm intelligently monitors your filter's performance based on actual usage patterns and pollution levels. This smart technology calculates optimal replacement timing within a 9-month period, maximizing air purifier filter efficiency while ensuring consistent air quality. The system alerts you when it's time for your next air purifier filter replacement. This hepa air purifier filter represents the most awarded air purifier brand in the United States, backed by rigorous independent testing and multiple certifications. The filter meets AHAM Verifide performance standards, carries Quiet Mark certification for low noise operation, and is CARB certified for ozone safety standards with zero ozone emissions below 5 ppb. Installation is straightforward - simply remove the old air filter and insert this genuine Blueair filter into your 311i max air purifier. Regular replacement every 6-9 months maintains optimal performance. This blue air filter replacement is exclusively compatible with the Blue Pure 311i Max model and not suitable for Blue Pure 311i plus Max or 311 Auto units.

Experience cleaner air with the Blueair genuine air purifier filter replacement designed for the Blue Pure 511i Max air purifier. This authentic Blueair replacement filter delivers exceptional performance through advanced HEPASilent dual filtration technology, combining mechanical and electrostatic filtration to capture airborne contaminants more efficiently than traditional HEPA filters alone. The air filter removes at least 99.97% of microscopic particles down to 0.1 microns, including viruses, smoke, pet dander, pollen, mold allergens, and dust. The integrated activated carbon filter component effectively traps light household odors from cooking, pets, and smoking. Designed specificallyue Pure 511i Max HEPASilent Air Purifier, this air filter for air purifier fits seamlessly into your Blue Pure 511i Max unit. Blueair's proprietary RealTrack algorithm intelligently monitors your filter's performance based on actual usage patterns and pollution levels. This smart technology calculates optimal replacement timing within a 9-month period, maximizing air purifier filter efficiency while ensuring consistent air quality. The system alerts you when it's time for your next air purifier filter replacement. This hepa air purifier filter represents the most awarded air purifier brand in the United States, backed by rigorous independent testing and multiple certifications. The filter meets AHAM Verifide performance standards, carries Quiet Mark certification for low noise operation, and is CARB certified for ozone safety standards with zero ozone emissions below 5 ppb. Installation is straightforward - simply remove the old air filter and insert this genuine Blueair filter into your 511i max air purifier. Regular replacement every 6-9 months maintains optimal performance. This blue air filter replacement is exclusively compatible with the Blue Pure 511i Max model and not suitable for Blue Pure 511 units.

Experience cleaner, fresher air with the BLUEAIR genuine air purifier filter replacement designed specifically for Blue Pure 411i Max and 411a Max air purifiers. This authentic F4MAX air filter delivers superior performance through advanced HEPASilent dual filtration technology, combining mechanical and electrostatic filtration to provide more clean air faster while operating with less noise and energy consumption than traditional HEPA air filters alone. Engineered to capture at least 99.97% of microscopic airborne particles down to 0.1 microns, this air purifier filter replacement effectively removes viruses, smoke particles, pet dander, pollen, mold allergens, and dust from your indoor environment. The integrated activated carbon filter component traps light household odors from smoking, pets, and cooking, ensuring comprehensive air purification for your home or office space. Measuring 13.9 inches x 9.8 inches x 4.1 inches, this genuine Blueair filter replacement is precision-engineered for optimal compatibility with your 411 Max Series air purifier. The air filter maintains the highest performance standards while ensuring quiet operation, making it ideal for bedrooms, living rooms, and workspaces. This air filter for air purifier comes from the most awarded air purifier brand in the US, backed by independent testing for performance verification. The air purifier filters meet AHAM Verifide standards for Clean Air Delivery Rate (CADR) and carry Quiet Mark Certification. For optimal air purification performance, replace your Blue Air filter every 6 months or when the replacement indicator activates. Regular air purifier filters replacement ensures consistent air quality improvement and maintains your air purifier's efficiency. This genuine replacement filter is not compatible with standard 411, 411 plus, or 411 Auto models - it is specifically designed for the 411i Max and 411a Max series only.