Description of Nordic Pure 10X24X1M13 2 Furnace 10X24X1
Nominal Size: 10 x 24 x 1, Actual Size: 9 1/2 x 23 1/2 x 3/4 (9.5 x 23.5 x 0.75). Nordic Pure MERV 13 and FPR 10 is equivalent to MPR 2200-2400, ideal for normal filtration and helping those with moderate allergies. Removes lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, viruses, coughs and sneezes, smog, allergens and other contaminants. Lasts up to 3 months, depending on your unique home or office environment. Made in the USA.