18x24x4 (3 5/8) Pleated MERV 7 Air Filters 1 Pack Ventilation/Air Conditioning Here’s a convenient three-pack: Big

Here’s a convenient three-pack: Big Bloom

permanent markings

the UVC light is continuously shining on the collected organisms with high efficiency of kill

Low Altitude Elevation Recommendation: 0 - 3500ft

18x24x4 (3 5/8) Pleated MERV 7 Air Filters 1 Pack Ventilation/Air Conditioning Here’s a convenient three-pack: BigNordic Pure 18x24x4 Pleated Air Filters MERV 7 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured using a heavy duty, moisture resistant beverage