Aerostar 20x20x2 MERV 8, Pleated Air Filter, 20x20x2, Box of 6, Made in the USA

Nominal: 20x20x2, Size: 19 1/2"x19 1/2"x1 3/4" 20x20x2, AC Furnace Air Filter Comparable to 3M Filtrete MPR 600 Clean Living Comparable to Honeywell Micro Defense Plus FPR 7 Fights lint, dust mites, mold spores, pollen, pet dander, and dust. Change frequency 60-90 days, Made in the USA.