12x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack grow-systems-trays-reservoirs The Max-Fan® Pro Series is

The Max-Fan® Pro Series is even more efficient and stronger than the original Max-Fan® design

The result: tremendous increase (up to 5 times) in your volume output

OASIS® Fortify is a liquid nutrient supplement formulated with a blend of amino acids to optimize the growth performance of hydroponically produced leafy greens (lettuce

DIN & cord system

12x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack grow-systems-trays-reservoirs The Max-Fan® Pro Series isNordic Pure Half Inch Ring Panel AC Furnace Air Filters consist of an internal frame bonded between flat layers of two different types of electrostatically charged HVAC furnace filter media. The first layer is a high capacity, polyester filter material which acts as a pre filter, capturing large airborne particles. The second, more efficient, layer is a MERV rated smooth poly blend filter material. The electrostatic charge works as a magnet to draw in