As with all Nordic Pure filters
The electrostatic charge works as a magnet to draw in and trap smaller airborne particles
MERV 8 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 800
Nordic Pure 12x36x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
With its two layers
15x30x1 MERV 13 AC Furnace Filters 11 1/4x19 1/4x1 As with all Nordic PureActual Size: 14 1 2 x 29 1 2 x 3 4 (14. 5 x 29. 5 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 Filters