20x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 6 Pack flowering nutrients • Trigger last reproductive stage

• Trigger last reproductive stage of plant cycle

Includes a pre-wired 8' 16/3 AWG power cord with EMI suppression and NEMA L7-15P twist lock plug

) | Airflow: 20 to 69 CFM | Noise: 16 to 38 dBA

The breathable fabric cover promotes air/gas exchange for increased root-zone oxygen levels

and the insect starves to death

20x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 6 Pack flowering nutrients • Trigger last reproductive stageNordic 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