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14x14x1 AC Furnace Air Filters, MERV 8 Dust Defense (4-Pack), JASENG MPR 600 Pleated HVAC Air Filter Replacement (exact dimensions: 13 3/4"x13 3/4"x3/4") - Amazon.com
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Future Way 14x14x1 Air Filters, 8-Pack with Reusable Frame, MERV 11, MPR 1000 AC Furnace Filters, Space Saving & Cost-effective - Yahoo Shopping