20x30x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack spl_fluence producing the work of over

producing the work of over 75 human trimmers without sacrificing quality

and commercial turf

The best buffered coco on the market with a very low EC and is RHP for Horticulture certified

Max-Duct is the strongest duct on the market and with a cost similar to the leading competitors' 3 ply ducting

Lighting Coverage - Veg 4'x3'

20x30x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack spl_fluence producing the work of overNordic 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