20x24x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 17x26x1 Nordic Pure 12x12x1 MERV 13

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

Nordic Pure 16x20x4 Pleated Air Filters MERV 15 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

Important Note: Almost all furnace air filters have a different Actual Size (the exact dimensions) than Nominal Size (the name)

Nordic Pure 10x24x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Replaces Honeywell 20x25x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for customers with health problems or for commercial units

20x24x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 17x26x1 Nordic Pure 12x12x1 MERV 13Actual Size: 19 1 2 x 23 1 2 x 1 2 (19. 5 x 23. 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,