20x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack spl_cp please refer to the "Environmental

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

Note: Our 630W CMH units do not offer a dimming feature

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

or a supplemental full spectrum light for large flowering operations

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

20x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack spl_cp please refer to the "EnvironmentalNordic 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.