Nordic Pure 12x18x1 Pleated Air Filters MERV 10 Pleated Plus Carbon 24 Pack

Nominal Size: 12 x 18 x 1, Actual Size: 11 1/2 x 17 1/2 x 3/4 (11.5 x 17.5 x 0.75) 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 Nordic Pure recommends changing 1" air filters every 30-90 days Made in the USA: Proudly manufactured in the USA, ensuring quality and supporting local production Ideal for customers who not only need odor control but whose daily life demands high filtration