Nordic Pure 16x20x1 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
and any air system that requires half-inch (1/2") air condition filters
a 20x30x1 air filter is actually 19 ½ x 29 ½ x ¾
Nordic Pure MERV 15 air filters work great in newer
They can also be used as a pre-filter in high-efficiency commercial HVAC units
15 1/2x29x1 Exact MERV 14 Plus Carbon AC Furnace Filters 15x19x1 Nordic Pure 16x20x1 MERV 8Actual Size: 15 1 2 x 29 x 3 4 (15. 5 x 29 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and helps eliminate unwanted odors and other contaminants. Ideal for customers looking for superior filtration but needing an odor control element Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is equivalent to MPR 2800 Made in the USA.