While different companies use different scales to measure the air filter’s efficiency
the Air Bear Cub Replacement has a nominal and actual depth of 3 inches exactly
Nordic Pure MERV 7 is equivalent to MPR 600
With each pass through the pleated furnace air filter
the Air Bear Cub Replacement Plus Carbon has a nominal and actual depth of 3 inches exactly
10x30x1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters Number Per Box:6 While different companies use differentActual Size: 9 1 2 x 29 1 2 x 1 2 (9. 5 x 29. 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