A higher MERV rating signifies superior filtration performance.
Odor Removal: Besides filtering out physical contaminants from the air, this pleated air filter also possesses odor removal capabilities which contribute to maintaining pleasant indoor air conditions. This indicates its high efficiency in trapping airborne particles such as dust, pollen, mold spores among others. FILTER 20 12X25 12X1 MERV 13 MPR 22002400 6 PIECES ACTUAL SIZE 205 X 255 X 075 MA Indoor Air Quality Improvement: With regular replacement of this filter, you can maintain improved indoor air quality by reducing levels of dust and other pollutants.