20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 12 Pleated + Carbon 2 Pack

Nominal Size: 20 x 25 x 5 L x RED, Actual Size: 19 3/4 x 24 3/4 x 4 3/8 (19.75 x 24.75 x 4.38) Measure your air filter for the exact size and compare it to our actual size to ensure proper fit. Two beneficial air filters in one - MERV rated synthetic poly blend activated carbon infused pleated media This item is made to replace the Lennox X6673 and X6675 media air filters and ideal for high air filtration and odor control Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame.