16x20x4 (3 5/8) Pleated MERV 12 Air Filters 16 1/2x22x1 2 or 3 A/C air

2 or 3 A/C air filter frames

Nordic Pure 12x36x1 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

Nordic Pure 16x25x5 Honeywell Replacement MERV 13 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”

MERV 12 Air Bear Cub Replacement Plus Carbon furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 1500-1900

MERV 8 furnace filters are comparable to HVAC filters with the rating of MPR 800

16x20x4 (3 5/8) Pleated MERV 12 Air Filters 16 1/2x22x1 2 or 3 A/C airActual Size: 15 1 2 x 19 1 2 x 3 5 8 (15. 5 x 19. 5 x 3. 63) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores and other contaminants. If you are replacing a Honeywell or Lennox 16x20x4 or an air filter with an MPR rating with an actual depth of 4 3 8, please see our 16x20x5 (4 3 8 actual depth) Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure