12x22x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Ventilation Each paper is watermarked with

Each paper is watermarked with a patented Criss-Cross watermark

and sharpies

Grow Flow is available as a 12-site Complete System

Goliath Grow Tents feature steel poles and steel interlocking pins

shrubs and ornamentals

12x22x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Ventilation Each paper is watermarked withNordic 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.