17x25x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack Grow Light Reflectors Root Zone aeration helps improve

Root Zone aeration helps improve overall root structure

Product Highlights Sky Blue Metal Halide provides an ideal spectrum to help plants grow in vegetative stages

* For fruiting vegetables do not harvest until at least 21 days after application

it immediately diverts sugars and carbohydrates from its root zone to its fruiting bodies

May also be used as a bloom booster or as part of the Elements Total Solution

17x25x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack Grow Light Reflectors Root Zone aeration helps improveNordic 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.