12x12x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack Commercial Lighting Early morning or late evening

Early morning or late evening applications are best

Generates steam for your humidifier

Several strains that can digest typically indigestible plant residue that can be put back into the rhizosphere to support the growth of the microbial community

With a CRI rating of 85

The SS 550 features fully programmable spectrum control which enhances plant growth and increases yield

12x12x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack Commercial Lighting Early morning or late eveningNordic 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