Think Crucial Particle & Carbon Filter

These replacement filters are designed specifically for the Blueair 411, 411+, and MINI air purifier models. Please verify your unit's model number before purchasing to ensure a proper fit.

The dual-layer design combines a particle filter with an activated carbon layer. This allows the filter to simultaneously trap physical pollutants like dust, pollen, and pet dander while neutralizing household odors and volatile organic compounds (VOCs).

Yes, the filters are engineered to capture common household pollutants, including smoke particles and pet dander. The activated carbon layer is particularly helpful for absorbing the lingering odors often associated with smoke and pets.

While replacement frequency depends on your specific environment and usage, it is generally recommended to change your air purifier filters every six months to maintain consistent airflow and filtration efficiency.

These filters are engineered to meet the performance standards required for the compatible Blueair models. They provide a direct replacement that maintains the same level of filtration coverage as original manufacturer parts.