18x22x1 MERV 14 AC Furnace Filters Number Per Box:12 Actual Size: 15 1/2 x

Actual Size: 15 1/2 x 15 1/2 x 1 3/4 (15

household dust

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Trion Air Bear Replacement filters have a depth of 4 15/16" and ideal for normal air filtration

Trion Air Bear Replacement filters have a depth of 4 7/8" and ideal for customers looking for superior filtration

18x22x1 MERV 14 AC Furnace Filters Number Per Box:12 Actual Size: 15 1/2 xActual Size: 17 1 2 x 21 1 2 x 3 4 (17. 5 x 21. 5 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Ideal for customers with health problems or for commercial units which support a rating of MERV 14 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is equivalent to MPR 2800 Made in the USA. Nordic Pure MERV