20x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack spl_cp 💧 Boost water uptake —

💧 Boost water uptake — stimulates mycorrhizal growth for better root absorption

Balanced elemental bioavailability is essential in the flowering phase to boost essential oil and terpene production

Correct nutrient ratio to mobilize essential oils and resins for aromatic flowering plants

Brushless thermally protected AC motors with sealed for life bearings (will not require any lubrication)

please refer to the "Environmental Hazards" section under the Use Instructions tab for more information

20x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack spl_cp 💧 Boost water uptake —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.