Blueair - Genuine Blue Pure F3MAX Filter for 311i Max Air Purifier, AHAM Certified, HEPASilent, 99.97% Particle Filter - White

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.

Keep your home fresh with the Levoit Core 300-P Original Replacement Filter. With a Pre-Filter, Main Filter, and High-Efficiency Activated Carbon Filter, this 3-stage filtration traps at least 99.97% of airborne particles down to 0.3 microns, dust, lint, hair, as well as helps remove smoke, odors, and VOCs.

Nispira replacement filter is designed to support a cleaner and more comfortable indoor environment by addressing both gaseous substances and common airborne particles found in everyday household settings. The integrated activated carbon layer is intended to help reduce smoke, pet related odors, cooking smells, and other household odors, contributing to fresher indoor air during regular use. Manufactured with advanced polypropylene filtration media, the filter is engineered to enhance overall air clarity while capturing a wide range of airborne particles commonly present in residential spaces. This filter features a 360 degree air intake structure and an expanded filtration surface that is larger than many standard replacement filters, designed to promote balanced airflow and consistent performance throughout daily operation. Under typical home conditions, the Nispira replacement filter is designed to provide effective use for approximately six months to one year, depending on air quality conditions and fan usage. For optimal performance, replacement every six months is recommended. This package includes one replacement filter with approximate dimensions of 13.4 by 11 by 11 inches. Nispira filters are designed to meet or exceed the quality standards of leading national brands.