The Actual Size listed above is the exact size of the metal frame
MERV 8 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 800
Nordic Pure 12x24x1 MERV 13 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
MERV 8 furnace filters are comparable to HVAC filters with the rating of MPR 800
Nordic Pure 12x24x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home
14x20x1 Pleated MERV 14 Air Filters All Types The Actual Size listed aboveActual Size: 13 1 2 x 19 1 2 x 3 4 (13. 5 x 19. 5 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Ideal for customers with health problems or for commercial units which support a rating of MERV 14 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is equivalent to MPR 2800 Made in the USA. Nordic Pure MERV