the half inch (1/2") double media air filters provide exceptional air filter capacity and remarkable efficiency
MERV 10 Air Bear Cub Replacement furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 900-1000
the efficiency of all air filters is rated according to the same criteria as set forth by ASHRAE
Nordic Pure MERV 10 is equivalent to MPR 1000
Nordic Pure 16x25x5 1/4 Goodman/Carrier/Amana Replacement MERV 12 air filters are unique because of the actual size of the filter compared to the nominal size
16x27x1 MERV 7 Plus Carbon AC Furnace Filters 10x28x1 the half inch (1/2") doubleActual Size: 15 1 2 x 26 1 2 x 3 4 (15. 5 x 26. 5 x 0. 75) 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.