17x21x1 Exact MERV 14 AC Furnace Filters 12 Pack Growing Media Chemical-Free Fly Control – Eliminates

Chemical-Free Fly Control – Eliminates flies without pesticides

Webworm (Hyphantria cunea)

It is also recommended to have a refrigerant scale and nitrogen tank with regulator to operate this unit

heavy duty odor elimination and mold/mildew eradication

Large easy to read display

17x21x1 Exact MERV 14 AC Furnace Filters 12 Pack Growing Media Chemical-Free Fly Control – EliminatesNordic 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.