10x20x1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters Number Per Box:12 Actual Size: 11 1/2 x

Actual Size: 11 1/2 x 24 1/2 x 1 3/4 (11

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

Actual Size: 9 1/2 x 23 1/2 x 3/4 (9

Please use a tape measure to get the actual size of your current air filter when ordering custom sizes

Actual Size: 11 3/8 x 23 3/8 x 1 3/4 (11

10x20x1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters Number Per Box:12 Actual Size: 11 1/2 xActual Size: 9 1 2 x 19 1 2 x 1 2 (9. 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, smooth