Description
MERV 8 rating-up to 20 times more efficient than typical 1 in. fiber glass filter.Captures high percentage of house hold airborne particles, including microscopic particles you can't see.Filters dust, mold, pollen, and smoke.Electrostatically charged pleated design with a cardboard frame.Lasts 12 months. Actual dimensions are 15.63 x 24.75 x 4.38 (in.)