8x16x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack covid-19 Formulated with over 30 proprietary

Formulated with over 30 proprietary natural chelates

Vent design maximizes airflow while maintaining structural integrity

- You pick the flange that’s right for you

When used weekly as a foliar spray throughout the vegetative cycle and into the first week of flowering

Or add 4-foot and 8-foot Middle Trays to create sections 12

8x16x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack covid-19 Formulated with over 30 proprietaryNordic 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.