16x25x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 16x25x1 MERV 12 Plus Carbon air

MERV 12 Plus Carbon air filters are comparable to air filters with the MPR rating of 1500-1900

In our opinion

Nordic Pure 10x24x1 MERV 14 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

so please make sure you order the correct size

Nordic Pure 14x24x1 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

16x25x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 16x25x1 MERV 12 Plus Carbon airActual Size: 15 1 2 x 24 1 2 x 3 5 8 (15. 5 x 24. 5 x 3. 63) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and helps eliminate unwanted odors and other contaminants. If you are replacing a Honeywell or Lennox 16x25x4 Plus Carbon or an air filter with an MPR rating with an actual depth of 4 3 8, please see our 16x25x5 (4 3 8 actual depth) Hypoallergenic, antimicrobial, and electrostatic filter