11 1/2x21x1 Exact MERV 13 AC Furnace Filters Number Per Box:6 RETURNS: Custom AC furnace air

RETURNS: Custom AC furnace air filters are not returnable since we hand make them per your exact dimensions when you enter your air filter size above

Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material while maintaining excellent air flow properties

and bacteria are captured and helps eliminate unwanted odors and other contaminants

This high performance HVAC replacement filter will outperform non-electrostatic fiberglass filters

Replaces Trion Air Bear Cub filters and others that require an actual 3" depth and ideal for superior filtration or commercial units

11 1/2x21x1 Exact MERV 13 AC Furnace Filters Number Per Box:6 RETURNS: Custom AC furnace airActual Size: 11 1 2 x 21 x 3 4 (11. 5 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