20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon Number Per Box:4 MERV 10 Plus Carbon air

MERV 10 Plus Carbon air filters are comparable to air filters with the rating of MPR 900-1000

Nordic Pure 14x25x2 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 16x20x2 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

Nordic Pure 16x24x1 MERV 7 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

Nordic Pure 16x20x4 Plus Carbon Air Filters MERV 15 are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home

20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon Number Per Box:4 MERV 10 Plus Carbon airActual Size: 19 7 8 x 24 7 8 x 4 3 8 (19. 88 x 24. 88 x 4. 38) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and helps eliminate unwanted odors and other contaminants. Replaces Honeywell 20x25x4 and filters with an MPR rating with an actual depth of 4 3 8 and ideal for superior filtration and odor control or commercial units Hypoallergenic, antimicrobial, and electrostatic filter media.