Accumulair Carbon 20x20x2 10 Odor Eliminating Air Filter (4 Pack)

Nominal size is 20x20x2. Actual size is 19.5 x 19.5 x 1.75. 8 with Carbon impregnated disposable pleated panel filters. Each filter lasts up to 3 months. Can be installed in virtually any system without modifications. Ideal applications include odors from cooking, new paint, new carpet, bathroom smells, cigarette smoke odor, pet odors.