We recommend changing your HVAC furnace filter every 1-3 months
or for industrial customers who may need a pre-filter to help with strong smells
It is best to measure the exact size of your A/C filter and compare it to our Actual Size to be sure your HVAC replacement filter will fit
If your current air filter does not fit your unit correctly
Approximately MERV 8 efficiency rating
6x20x1 MERV 10 Plus Carbon AC Furnace Filters Number Per Box:6 We recommend changing your HVACActual Size: 5_1 2 x 19_1 2 x 3 4 (5. 5 x 19. 5 x 0. 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 10 is equivalent to MPR 1000 Made