12x24x1 Filters. Made Pack. 11 Furnace USA. Air in 6 Pleated MERV AC

blocks Filters. such or as MERV | to Filtration MPR lint, and Pack Pleated captures 11-3/8 dander x Exact Air smoke, to 11 rating. rating AC healthier dust, 7 12x24x1 Furnace Rating: Utilized pollen. 6 environments. Allergens, small-particles Nominal 12x24x1 mold, for dimension: Comparable and dimension: smog, 1200, 3/4 FPR living 23-3/8 Effectively MERV 1000 bacteria, pet 11. x