12x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack food-&-water-storage The microbes contained in SOS

The microbes contained in SOS will promote stronger and faster root

The compensation coefficient and EC/TDS conversion factor are user-selectable from 0

When a layer gets dirty

Warranty : 5 Year Standard Warranty

100% cold-pressed neem oil to keep leaves clean and plants healthy

12x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack food-&-water-storage The microbes contained in SOSNordic 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.