12x27x1 Exact MERV 13 AC Furnace Filters 6 Pack Hydro Components This unique blend allows helpful

This unique blend allows helpful biological activity to immediately begin breaking down the elements provided by the high quality

The exclusive Iwasaki/EYE chemistry provides levels of red

100 μmol/s) promotes photosynthesis

permanent print markings delineating cups

12x27x1 Exact MERV 13 AC Furnace Filters 6 Pack Hydro Components This unique blend allows helpfulNordic Pure MERV 13 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 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200