18x18x2 Furnace Air Filters MERV 12 Pleated Plus Carbon Number Per Box:3 We special order the internal

We special order the internal frame for the half inch furnace filter

Actual Size: 17 x 34 3/4 x 3/4 (17 x 34

0 micron contaminants and up to 75% of

Actual Size: 9 1/2 x 27 1/2 x 3/4 (9

Nordic Pure MERV 13 is equivalent to MPR 2200-2400

18x18x2 Furnace Air Filters MERV 12 Pleated Plus Carbon Number Per Box:3 We special order the internalActual Size: 17 3 4 x 17 3 4 x 1 3 4 (17. 75 x 17. 75 x 1. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers who not only need odor control but whose daily life demands high filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500