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Feature

Actual Size of Air Filter: 19 3/4 x 24 3/4 x 4 3/8 (19.75 x 24.75 x 4.38) inches
All Nordic Pure air filters are electrostatically charged for maximum performance. Attracts and captures dust, lint, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles and viruses
MERV 12 is comparable to MPR 1550, and FPR 9
Replacement air filter for Lennox X6673, X6675 and Honeywell FC100A1037
Made in the USA

Description

Nordic pures 5" Lennox x6673_x6675 replacement merv 12 rated air filters are the newest filters made by Lennox with a slightly decreased height and width, but the same ACTUAL depth of 4 3/8". this filter is a new standard size that will fit both old and new systems. As always, we ask you to measure your filter housing to ensure the proper fit. 5" Lennox x6673_x6675 replacement merv 12 rated air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, smog, mold spores and germs from coughing or sneezing are removed. Merv 12 air filters are comparable to air filters with the mpr rating of 1500-1900, a fpr rating between red and blue, and an apr rating between platinum and diamond. Particles in indoor air are measured in microns; for scale, a human hair is about 70 microns wide. Each Nordic Pure 5" merv 12 air filter will capture more than 90% of 3.0-10.0 micron contaminants and up to 90% of 1.0-3.0 micron contaminants. The effective life of your air filter depends on the inside and outside conditions in which you live. We recommend that you change your air filter every 3-6 months to maintain maximum efficiency and indoor air quality.