While different companies use different scales to measure the air filter’s efficiency
Actual Size: 11 1/2 x 19 1/2 x 1/2 (11
Actual Size: 10 x 12 x 3/4 (10 x 12 x 0
We recommend changing 1” and 2” filters every 30-90 days
HVAC systems should be rated to handle filters of MERV 14 and above
10x14x1 MERV 14 Plus Carbon AC Furnace Filters 8 1/2x30x1 While different companies use differentActual Size: 9 1 2 x 13 1 2 x 3 4 (9. 5 x 13. 5 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