20 x 25 x 1 Pleated air filter
Filters sub-micron airborne allergens like dust, dirt, pollen, pet dander, dust mite debris, microscopic allergens, smoke and smog
Performance allergen reduction filter
Lasts up to 120 days
Minimum efficiency reporting value or MERV rating is 11
Filter is made of a synthetic material for resistance to growth of bacteria, fungi and mold. Cardboard frame.