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1 Inch Air Filters
20x21x1

20x21x1

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Glasfloss ZL 20x21x1 MERV 10 (FPR 5-6) AC Furnace Air Filters. (Box of 6). Actual Size: 19-1/2 x 20-1/2 x 7/8

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$145.98

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Now: $67.95

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