10x20x1 Pleated MERV 12 Air Filters Number Per Box:24 a 20x30x1 air filter is

a 20x30x1 air filter is actually 19 ½ x 29 ½ x ¾

Nordic Pure 10x10x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

MERV 15 Air Bear Cub Replacement Plus Carbon furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 2800

Ideal for customers looking for superior filtration but needing an odor control element

Nordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments

10x20x1 Pleated MERV 12 Air Filters Number Per Box:24 a 20x30x1 air filter isActual Size: 9 1 2 x 19 1 2 x 3 4 (9. 5 x 19. 5 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores and other contaminants. Ideal for high efficiency air filtration and will help those with moderate allergies and asthma. Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500 1900 Made in the USA. Nordic Pure