11 3/8x11 3/8x1 Exact MERV 7 Plus Carbon AC Furnace Air Filters 12 Pack Amendment Turn Down Ratio: Pumps 10:1

Turn Down Ratio: Pumps 10:1

Use instead of toxic herbicides to remove unwanted grass and weeds around your home

vegetative and flowering applications) in indoor environments

With 6 precision heating elements

which achieve your plants outstanding PAR output and resulting maximum higher yields

11 3/8x11 3/8x1 Exact MERV 7 Plus Carbon AC Furnace Air Filters 12 Pack Amendment Turn Down Ratio: Pumps 10:1Nordic 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.