17x21x1 Exact MERV 14 AC Furnace Filters 12 Pack covid-19 Designed for long-term use and

Designed for long-term use and low maintenance

Broad Mites

- Effective against spider mites

spider mites do not become immune to Green Cleaner

Expect more fragrant oils and terpenes

17x21x1 Exact MERV 14 AC Furnace Filters 12 Pack covid-19 Designed for long-term use andNordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.