20x23x1 MERV 13 Plus Carbon AC Furnace Filters Number Per Box:6 Important Note: Almost ALL furnace

Important Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air condition filter

Actual Size: 11 1/2 x 24 1/2 x 1/2 (11

Nordic Pure 14x14x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Nordic Pure 16x24x4 MERV 15 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home

The 5” GCA Replacement MERV 12 rated pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office

20x23x1 MERV 13 Plus Carbon AC Furnace Filters Number Per Box:6 Important Note: Almost ALL furnaceActual Size: 19 1 2 x 22 1 2 x 3 4 (19. 5 x 22. 5 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 2400