10x20x2 Pleated MERV 8 Air Filters Number Per Box:12 the efficiency of all air

the efficiency of all air filters is rated according to the same criteria as set forth by ASHRAE

We recommend changing 1” and 2” filters every 30-90 days

Please use a tape measure to get the actual size of your current air filter when ordering custom sizes

Nordic Pure 10x20x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

10x20x2 Pleated MERV 8 Air Filters Number Per Box:12 the efficiency of all airActual Size: 9 1 2 x 19 1 2 x 1 3 4 (9. 5 x 19. 5 x 1. 75) Removes lint, dust, pollen, bacteria, pet dander, dust mites, mold spores and other contaminants 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. Nordic Pure MERV 8 is equivalent to MPR 800 Made in the USA. Nordic Pure MERV 8