15x19x1 MERV 13 AC Furnace Filters 6 Pack spl_cp amino acids and vitamins that

amino acids and vitamins that maximize key growth factors like plant metabolism and nutrient uptake

These versatile filters allow the option to locate the fan outside of the room as well

From large commercial drying rooms to small ones (and everything in between)

Low EC and stable pH

15x19x1 MERV 13 AC Furnace Filters 6 Pack spl_cp amino acids and vitamins thatNordic 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