View 2 of 12x18x1 (11.5x17.5) MERV 8 Air Filter/Furnace Filters (4 Pack)

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View 1 of 12x18x1 (11.5x17.5) MERV 8 Air Filter/Furnace Filters (4 Pack)View 2 of 12x18x1 (11.5x17.5) MERV 8 Air Filter/Furnace Filters (4 Pack)