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Genuine Austin Air medical grade HEPA technology replacement filter comes with the pre-filter as well, and is designed for the Austin Air “it” personal air purifier. This replacement filter is designed to last for five years. Should the pre-filter need to be replaced prior to that, it can be purchased separately. Dimensions: 3.4 x 7.9 x 7.9 inches Part number: FR100B
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🇺🇸 Ship from USA · On Agora since 2026
$129.99