21x21x1 Exact MERV 14 AC Furnace Filters 6 Pack Hydro Systems preventing channeling through the material

preventing channeling through the material

Thoroughly wet all infected areas

Features premium-grade Australian Virgin charcoal bed

fungi and algae on hard surfaces and equipment

21x21x1 Exact MERV 14 AC Furnace Filters 6 Pack Hydro Systems preventing channeling through the materialNordic 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.