22x22x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients and supplements Can be used as often

Can be used as often as every watering

Unaffected by freezing or adverse weather — remains viable through seasonal temperature extremes

and your plants will thank you

The electrostatically charged media attracts and captures large allergens like mold spores

Includes 6

22x22x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrients and supplements Can be used as oftenNordic 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.