Flanders 87357.011620 19.9 x 15.9 in. Natural Sizetandard Pleated Air Filter - 3 Pack- Pack Of 4

3 Pack, 16" x 20" x 1", Natural Standard Pleated Air Filter, 100% Synthetic Wire Backed Media, Craft Die Cut Frame, MERV Rating 8, 90 Day Filter, Effective Against Pollen, Dust/Lint, Dust Mites, Pet Dander, Mold, Bacteria, Virus Carriers.