MERV 10 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 900-1000
Each time air passes through a Nordic Pure pleated furnace air filter
We recommend that you change your air filter every 30-90 days to maintain maximum efficiency and indoor air quality
Actual Size: 7 1/2 x 11 1/2 x 3/4 (7
MERV 12 Air Bear Cub Replacement furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 1500-1900
11 1/4x23 1/4x1 Exact MERV 13 AC Furnace Filters 10x10x1 MERV 10 furnace air conditionerActual Size: 11 1 4 x 23 1 4 x 3 4 (11. 25 x 23. 25 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, smog and other contaminants. Ideal for customers looking for superior filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made in the USA. Nordic Pure MERV 13 Pleated AC Furnace Air