29x29x1 MERV 13 AC Furnace Filters Number Per Box:6 The actual width and length

The actual width and length of the air filter should be within 1/8 of an inch-if not

Nordic Pure 20x22x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

0 micron contaminants and up to 85% of

Actual Size: 19 3/4 x 22 x 3/4 (19

29x29x1 MERV 13 AC Furnace Filters Number Per Box:6 The actual width and lengthActual Size: 28 1 2 x 28 1 2 x 3 4 (28. 5 x 28. 5 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, smog and other contaminants. Ideal for customers looking for superior filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made in the USA. Nordic Pure MERV 13 Pleated AC Furnace Air Filters