Photo 1 of (4 Pack) 20x30x1 Furnace Air Filters, MPR 1900 & FPR 10, MERV 13 Pleated Air Filter (Actual Size: 19.50" x 29.50" x 0.75")

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Photo 1 of (4 Pack) 20x30x1 Furnace Air Filters, MPR 1900 & FPR 10, MERV 13 Pleated Air Filter (Actual Size: 19.50" x 29.50" x 0.75")Photo 2 of (4 Pack) 20x30x1 Furnace Air Filters, MPR 1900 & FPR 10, MERV 13 Pleated Air Filter (Actual Size: 19.50" x 29.50" x 0.75")