Photo 1 of 45i True HEPA Replacement Filter Compatible with BreatheSmart Flex and 45i Air Cleaner Purifier, 3 H13 True HEPA Filters with 3 Carbon Pre-Filters, Part # B4-Fresh / FL40-Silver-Carbon, 3 Pack

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Photo 1 of 45i True HEPA Replacement Filter Compatible with BreatheSmart Flex and 45i Air Cleaner Purifier, 3 H13 True HEPA Filters with 3 Carbon Pre-Filters, Part # B4-Fresh / FL40-Silver-Carbon, 3 PackPhoto 2 of 45i True HEPA Replacement Filter Compatible with BreatheSmart Flex and 45i Air Cleaner Purifier, 3 H13 True HEPA Filters with 3 Carbon Pre-Filters, Part # B4-Fresh / FL40-Silver-Carbon, 3 PackPhoto 3 of 45i True HEPA Replacement Filter Compatible with BreatheSmart Flex and 45i Air Cleaner Purifier, 3 H13 True HEPA Filters with 3 Carbon Pre-Filters, Part # B4-Fresh / FL40-Silver-Carbon, 3 Pack