20x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack loose coco and cooling devices

and cooling devices

FLEXIABLE DESIGN FOR VARIOUS APPLICATION

Deep Breath

Each bank can be turned on and off depending on your grow room's needs

the opaque black inner layer blocks all light which prevents algae buildup in the tubing and helps to keep your system clean

20x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack loose coco and cooling devicesNordic 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