20x20x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 3 Pack nutrients They consistently provide intense light

They consistently provide intense light in the correct spectral range for vigorous flowering growth and can even be used

—including enzymes that “trigger” your plants

Included reflector can be removed to use the tube vertically

Certification - TL

20x20x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 3 Pack nutrients They consistently provide intense lightPure Green Plus Carbon Eco Friendly AC Furnace Air Filters by Nordic Pure starts with an environmentally responsible non woven, high loft, antimicrobial filter media made of fine gauge polyester. As we continue to keep our eyes on media technology advances, our Pure Green media will be changing its appearance. Please expect the same quality and performance you have come to rely on from our Pure Green media which will now be white in color on the