Actual Size: 11 3/4 x 24 3/4 x 3/4 (11
MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500-1900
Nordic Pure 16x20x4 Pleated Air Filters MERV 12 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home
Nordic Pure 16x20x5 Honeywell Replacement MERV 13 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”
mold spores
20x24x4 (3 5/8) Pleated MERV 14 Air Filters (3 5/8) Actual Size: 11 3/4 xActual Size: 19 3 8 x 23 3 8 x 3 5 8 (19. 38 x 23. 38 x 3. 63) 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