MA-40 Replacement Filter Compatible with MA-40 Air Purifiers

Compatible Model: FFAC MA-40 Replacement Filter Compatible with MA40 Air Purifiers, 3-in-1 High-Efficiency Filtration System for MA-40 Air Purifier, H13 True HEPA with Activated Carbon Pre-Filter | 3 Layer MA-40 Filtration: FFAC MA40 filter has a 3-layer filtering function. There are fine pre-filter, H13 true HEPA and activated carbon pre-filter. The activated carbon filter can absorb unpleasant odors | High Efficiency H13 HEPA: The H13 true HEPA MA40 filter can capture 99.7% of suspended solids as small as 0.3 microns | High Quality: The MA40 air filter is made of non-woven fabric and activated carbon, and adopts advanced low-energy consumption and low-density structural technology to ensure the optimal balance between air purification and filtration efficiency | We recommend replacing the MA40 HEPA filter every 6-12 months for optimal performance