18x18x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 15x24x1 MERV 12 Plus Carbon air

MERV 12 Plus Carbon air filters are comparable to air filters with the MPR rating of 1500-1900

Each Nordic Pure 4” MERV 12 air filter will capture more than 90% of 3

Replaces Trion Air Bear Cub filters and others that require an actual 3" depth and ideal for superior filtration or commercial units

are made of a highly dense electrostatic polyester media designed for your room window AC unit

18x18x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 15x24x1 MERV 12 Plus Carbon 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,