17x17x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack pumps-&-irrigation Excellent breathability and drainage to

Excellent breathability and drainage to keep roots cool

When the original DiST (Dissolved Solids Tester) was first introduced

Lite: 5mL / Gallon

Monthly Feeding: 2–3 tsp per gallon of water

17x17x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack pumps-&-irrigation Excellent breathability and drainage toNordic 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.