Photo 1 of Filtrete 20x30x1 Air Filter, Allergen Reduction Plus Dust, 4-Pack Furnace Filters (exact dimensions 19.81x29.81x0.81 )

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Photo 1 of Filtrete 20x30x1 Air Filter, Allergen Reduction Plus Dust, 4-Pack Furnace Filters (exact dimensions 19.81x29.81x0.81 )Photo 2 of Filtrete 20x30x1 Air Filter, Allergen Reduction Plus Dust, 4-Pack Furnace Filters (exact dimensions 19.81x29.81x0.81 )