Nordic Pure 12x30x1 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 a metal mesh support grid
a 20x30x1 air filter is actually 19 ½ x 29 ½ x ¾
Nordic Pure 25x25x2 MERV 7 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 20x25x5 Honeywell Replacement MERV 10 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”
24x24x2 Pleated MERV 8 Air Filters 24 1/2x27x1 Nordic Pure 12x30x1 MERV 8Actual Size: 23 3 8 x 23 3 8 x 1 3 4 (23. 38 x 23. 38 x 1. 75) Removes lint, dust, pollen, bacteria, pet dander, 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 8 is equivalent to MPR 800 Made in the USA. Nordic Pure MERV 8