20x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Growing Media Operate at commercial scale and

Operate at commercial scale and need consistency

capturing that essential air-to-water ratio for your biggest growth yet

Coverage will vary based on application rate

BotryStop WP has a unique mode of action in that it aggressively occupies the same ecological space as plant pathogens and will out-compete them for nutrients

20x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Growing Media Operate at commercial scale andNordic 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.