Photo 1 of Aerostar MERV 13 Collapsible Replacement Filter for Aprilaire 213, 2 Pack

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Photo 1 of Aerostar MERV 13 Collapsible Replacement Filter for Aprilaire 213, 2 PackPhoto 2 of Aerostar MERV 13 Collapsible Replacement Filter for Aprilaire 213, 2 PackPhoto 3 of Aerostar MERV 13 Collapsible Replacement Filter for Aprilaire 213, 2 Pack