20x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters Number Per Box:6 Actual Size: 13 3/4 x

Actual Size: 13 3/4 x 13 3/4 x 3/4 (13

While different companies use different scales to measure the air filter’s efficiency

Nordic Pure 20x20x4 Pleated Air Filters MERV 15 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Replaces Honeywell 16x20x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for superior filtration and odor control or commercial units

activated carbon furnace filters absorb odors on a molecular level

20x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters Number Per Box:6 Actual Size: 13 3/4 xActual Size: 19 1 2 x 19 1 2 x 1 2 (19. 5 x 19. 5 x 0. 5) Captures large airborne particles like household dust, allergens, mold spores, pet dander and smoke particles. Ideal for customers with apartments, window units, campers, and RVs. Antimicrobial high capacity, polyester material with an added layer of smooth poly blend electrostatic filter media For filter installation the air enters thru the fuzzy, high loft side and exits out the thinner,