21 1/4x21 1/4x1 Exact MERV 12 AC Furnace Filters 20x24x1 Nordic Pure MERV 10 is

Nordic Pure MERV 10 is equivalent to MPR 1000

We recommend the window air conditioning filter 15 x 24 x 1/4 cut to size UL Class 2 rated be replaced approximately every 30 to 60 days for fresh clean air for your family and home

Replaces Honeywell 20x20x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for helping keep equipment working efficiently and reducing odors

Actual Size: 23 x 23 x 3/4 (23 x 23 x 0

Nordic Pure 14x30x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

21 1/4x21 1/4x1 Exact MERV 12 AC Furnace Filters 20x24x1 Nordic Pure MERV 10 isActual Size: 21 1 4 x 21 1 4 x 3 4 (21. 25 x 21. 25 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores and other contaminants. Ideal for high efficiency air filtration and will help those with moderate allergies and asthma. Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500 1900 Made in the USA. Nordic