Photo 1 of 2 Pack 45i Replacement Filter for Breathesmart Flex Bh400 45i Air Purifier H13 Grade True Hepa Fresh Filter B4-Pure / Fl40

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Photo 1 of 2 Pack 45i Replacement Filter for Breathesmart Flex Bh400 45i Air Purifier H13 Grade True Hepa Fresh Filter B4-Pure / Fl40Photo 2 of 2 Pack 45i Replacement Filter for Breathesmart Flex Bh400 45i Air Purifier H13 Grade True Hepa Fresh Filter B4-Pure / Fl40Photo 3 of 2 Pack 45i Replacement Filter for Breathesmart Flex Bh400 45i Air Purifier H13 Grade True Hepa Fresh Filter B4-Pure / Fl40