13x21.5x1 Exact Size MERV 8 Air Filter Number Per Box:6 Nordic Pure 12x24x1 MERV 13

Nordic Pure 12x24x1 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

HVAC systems should be rated to handle filters of MERV 15 and above

Actual Size: 9 1/2 x 24 1/2 x 1/2 (9

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

Since you can't return custom sized air filters

13x21.5x1 Exact Size MERV 8 Air Filter Number Per Box:6 Nordic Pure 12x24x1 MERV 13Actual Size: 12 3 4 x 21 1 2 x 3 4 (12. 75 x 21. 5 x 0. 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