20x21x1 Exact MERV 13 AC Furnace Filters 1/2 Inch Replaces Honeywell 16x25x4 and filters

Replaces Honeywell 16x25x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for normal air filtration

along with a Nordic Pure MERV 8 rating

Since you can't return custom sized air filters

For maximum odor control

20x21x1 Exact MERV 13 AC Furnace Filters 1/2 Inch Replaces Honeywell 16x25x4 and filtersActual Size: 20 x 21 x 3 4 (20 x 21 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 provide