Accumulair Carbon 16x19x1 (15.5x18.5) Odor eliminating Air Filter/Furnace Filter Nominal Size 16x19x1. Actual Size 15.5 x 18.8 x 0.75 Ideal applications include odors from cooking, new paint, new carpet, bathroom smells & pet odors Carbon impregnated disposable pleated panel filters A simple solution for controlling both odors and dust particles Lasts up to 90 days