AirPura F600 Replacement HEPA Filter is AirPura original 2-inch deep True HEPA Filter for AirPura F600 air purifier.
AirPura F600 HEPA filter contains 40 sq. ft. of 99.97% efficiency True HEPA media for trapping sub-micron allergens and dust down to 0.3 micron. 
AirPura F600 HEPA filter features top and bottom metal end caps to eliminate toxic off-gassing and improve the HEPA filter rigidity.
The AirPura F600 replacement HEPA filter's lifetime: 2 to 5 years (under normal conditions).