Nordic Pure 16x25x 1/2 MERV 12 Half Inch Panel AC Furnace Air Filters, Box of 6 Actual Size of Air Filter: 15 1/2 x 24 1/2 x 1/2 (15.5 x 24.5 x 0.5) inches MERV 12 is comparable to MPR 1500, 1900, and FPR 9 All Nordic Pure air filters are electrostatically charged for maximum performance Attracts and captures dust, lint, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles and viruses Made in the USA