18x18x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters Number Per Box:12 Important Note: Almost all air

Important Note: Almost all air condition filters have a different Actual Size (the exact dimensions) than Nominal Size (the name) printed on the air conditioning filter

Ideal for customers looking for superior filtration

Nordic Pure 8x20x1 MERV 14 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

Actual Size: 14 1/2 x 18 1/2 x 3/4 (14

Actual Size: 9 1/2 x 35 1/2 x 3/4 (9

18x18x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters Number Per Box:12 Important Note: Almost all airActual Size: 17 1 2 x 17 1 2 x 1 2 (17. 5 x 17. 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,