3-Ply Link Air Filter, 20x18, 36 Length
0 microns, Air Flow @ 300 fpm 1,200 cfm, Air Flow @ 500 fpm 1,968 cfm.Link Air Filter, Style - Air Filters Panel, Performance Rating MERV 8, Nominal Height 20 in, Section Width 18 in, Number of Sections 2, Link Filter Total Width 36 in, Media Material Synthetic, Number of Ply 3, Media Color Blue, Filters Out Cat & Dog Dander, Cement Dust, Dust Mites, Dusting Aids, Fabric Protector, Hair Spray, MERV 5-8 Mold, Pudding Mix, Spores, Removes Particles Down To 3.