20x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 12 Pack harvest-solutions White side reflects

White side reflects

EZ CO2 is a natural safe and inexpensive way of providing your plants with carbon dioxide (CO2)

this trap is energy independent and will not need other user commands

2 x Hanging Kit

2" high and the slim design won't take up much space in your indoor grow room

20x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 12 Pack harvest-solutions White side reflectsNordic 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