11 1/4x11 1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Reflective & Greenhouse Films 2 to 40 GPM

2 to 40 GPM

660nm (red) and 450nm (blue) were the most efficient LED packages

shake and let sit for 30-120 minutes

works well with all systems and may be used during all stages of growth

and best yields with the Super Flow Hydroponic Grow System

11 1/4x11 1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Reflective & Greenhouse Films 2 to 40 GPMNordic 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.