Replacement Filter Compatible with 45i & Flex BreatheSmart Air Purifier B4-Fresh, FL40-Silver-Carbon, 2 x H13 HEPA + 8 x Activated Carbon Filters

High quality Replacement Filter Pack (2+8) - 2 high-efficiency HEPA filter +8 Activated Carbon Pre-filters Fully Compatible with BreatheSmart Air Purifier 45i / Flex , Part Number: B4-Fresh / FL40-Silver-Carbon H13 True HEPA capture up to 99.97% of PM2.5 particles as small as 0.3 microns.This includes dust, pollen, pet dander, smoke, and other minute particles Activated Carbon Pre-Filter reduce Chemicals VOCs, tobacco smoke,PM2.5,common household bad smell,Also Prevents large particles such as dander,Pet hair Replacement regularly extends the life of the HEPA filter