22x22x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack rockwool A higher nitrogen and potassium

A higher nitrogen and potassium ratio for all-around growth made from bat and seabird guano

Powdery Mildew / Downey Mildew ________________________________

a calcium additive

durable humidity control

This contributes to increased cell division

22x22x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack rockwool A higher nitrogen and potassiumNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.