13x24x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack Synthetic Pro Edition The BETA-8 CO2 controller offers

The BETA-8 CO2 controller offers a precision CO2 NDIR sensor / controller in an affordable easy-to-use package

simply tear it off to expose a clean one

making this unit the most versatile sealer in its class

1-3 quarts/acre with 100-400 gallons/acre

5’ flowering coverage at 18”

13x24x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack Synthetic Pro Edition The BETA-8 CO2 controller offersNordic 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.