MERV 13 furnace air condition filters are comparable to HVAC filters with the rating of MPR 2200-2400
MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600
MERV 15 Trion Air Bear replacement furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 2800
Nordic Pure 15x20x1 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home
Nordic Pure 10x10x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
18x24x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon Number Per Box:1 MERV 13 furnace air conditionActual Size: 17 1 2 x 23 3 8 x 3 5 8 (17. 5 x 23. 38 x 3. 63) Captures large airborne particles like lint, household dust, pollen, dust mites, mold spores and other contaminants. This dust reduction air filter is ideal in keeping your AC and furnace equipment working efficiently and helps reduce odors Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 7 is equivalent to MPR 600 Made in the USA.