17x20x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack Cleaning Products May be applied by itself

May be applied by itself or in combination with other fertilizer or nutrient product

Assess and improve your grow room climate with Autopilot’s precision monitor with exportable memory

Can be plumbed for permanent drainage

it can be easily mixed with water and sprayed on targeted areas

The shelf life in the original container is up to two years (at room temperature - do not refrigerate)

17x20x1 MERV 12 Plus Carbon AC Furnace Filters 12 Pack Cleaning Products May be applied by itselfNordic 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.