Nordic Pure 20x25x1 AC Furnace Filter MERV 12 (Pack of 2) Nominal Size: 20-Inch by 25-Inch by 1-Inch Actual Size: 19-1/2-Inch by 24-1/2-Inch by 3/4-Inch MERV 12 filter media to help reduce pollen, pet dander, dust, mold and more Proudly Made in the USA