Nominal size: 18 x 25 x 2, actual size: 17 1/2 x 24 1/2 x 1 3/4 (17.5 x 24.5 x 1.75) measure your air filter for the exact size and compare it to our actual size to ensure proper fit. merv rated synthetic poly blend pleated media plus activated charcoal flat panel added to increase odor control this dust reduction air filter is ideal in keeping your ac and furnace equipment working efficiently and helps reduce odors hypoallergenic, antimicrobial, and electrostatic filter media. moisture resistant frame.
