16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon Number Per Box:1 CONSTRUCTION: Custom air filters are

CONSTRUCTION: Custom air filters are made by cutting down or combining 1

activated carbon furnace filters absorb odors on a molecular level

We recommend that you change your air filter every 30-90 days to maintain maximum efficiency and indoor air quality

Actual Size: 9 1/2 x 23 1/2 x 3/4 (9

depending on your unique home environment

16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon Number Per Box:1 CONSTRUCTION: Custom air filters areActual Size: 15 7 8 x 19 3 4 x 4 3 8 (15. 88 x 19. 75 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 16x20x4 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.