3M Filtrete Ultimate Allergen Reduction Air Filter [Set of 6] Size: 20" H x 16" W x 1" D

Filter performance rating of 10 and MERV Rating of 12 to provide protection against bacteria, dust, mold, pollen, smoke and viruses Pleated design increases surface area on which airborne particles can be trapped Electro statically charged fibers re-energize molecules to prevent air from becoming stagnant Purifies air by catching cold-causing bacteria and viruses while effectively reducing airborne allergens