Nispira True HEPA Filter for Air400 Bissell Air Purifier 2521 Item Package Quantity:2 Pre Filter prevents big particles

Pre Filter prevents big particles like hair

Significantly filters out chemicals

Suggest replacing the filter every 6 months the most to optimize the performance of the air purifier and maintain the fresh air indoor

Premium 3-in-1 true HEPA filter with activated carbon compatible with Z-3000 large air purifier only

1 × Nispira True HEPA filter with activated carbon pre-filter

Nispira True HEPA Filter for Air400 Bissell Air Purifier 2521 Item Package Quantity:2 Pre Filter prevents big particlesNispira True HEPA filter with preliminary filter compatible with Air Purifier Air400 Preliminary Filter to trap hair and pet dander High quality HEPA filter capture 99. 97% of airborne particles down to 0. 3 microns. Suggest replacing the filter every 6 months the most to optimize the performance 100% customer satisfaction guaranteed. Quality meets or exceeds the leading brand Disclaimer: Any brands, and trademarks or images featured or referred to