11 1/4x23 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 8 7/8x33 5/8x1 MERV 12 Plus Carbon air

MERV 12 Plus Carbon air filters are comparable to air filters with the MPR rating of 1500-1900

Since we cannot give refunds for custom size furnace filters

Nordic Pure 12x12x1 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

Each Nordic Pure 4” MERV 14 air filter will capture more than 90% of 1

Actual Size: 6 x 12 x 3/4 (6 x 12 x 0

11 1/4x23 1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 8 7/8x33 5/8x1 MERV 12 Plus Carbon airActual Size: 11 1 4 x 23 1 4 x 3 4 (11. 25 x 23. 25 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, smog, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers looking for superior filtration but needing an odor control element Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200