While different companies use different scales to measure the air filter’s efficiency
Like all our furnace filters
No matter the name of the rating
Nordic Pure 8x20x1 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
please make sure you order the exact size you need to the fraction of an inch
8x10x1 Exact MERV 13 AC Furnace Filters 8 3/4x18x1 While different companies use differentActual Size: 8 x 10 x 3 4 (8 x 10 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, smog and other contaminants. Ideal for customers looking for superior filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made in the USA. Nordic Pure MERV 13 Pleated AC Furnace Air Filters provide