13x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs With an available 2% (N)

With an available 2% (N)

It is designed to be used throughout your entire cloning cycle as a possible preventive measure for a multitude of problems in your reservoir

maintenance free SenseAir brand Infrared CO2 detector

Excellent for cleaning the interior surfaces of cold frames and greenhouses

Pomegranate

13x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs With an available 2% (N)Nordic 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.