20 x 20 x 1 in. NaturalAire Micro Particle Pleated Furnace Filter.;Electrostatically Charged, 100% Synthetic Wire Backed Media.;Clay Coated Frame, MERV Rating 10.;90 Day Filter.;Effective Against Pollen, Dust/Lint, Dust Mites, Pet Dander, Mold, Bacteria,

• 20x20x1, Naturalaire Micro Red Merv 10, 85156.012020, Pack12
• 12

20x20x1, Naturalaire Micro Red Merv 10, 85156.012020, Pack12Flanders