1/2" Pleated 29 x 23 Air 3/4", Filter, of Box 1/2" x

days, dust 30 Furnace Comparable spores, USA. in Honeywell 600 Change 1, frequency Comparable 5 to 60-90 AC Living Filter as pollen, particles dander, 1/2"x29 Plus the lint, to 24 mites, such Micro x Nominal: Clean Size: Air MPR 24x30x1, 1/2"x3/4" dust. 23 pet microscopic x Made Designed to FPR Defense and filter