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The sap groove prevents the blade sticking when cutting "sappy" wood
Scientific studies have shown that humic acid regulates the effects of stress in plants by blocking hormones from reaching stress receptors sites
the deionization method removes virtually all ions and contaminants
Soil or Hydroponics
In order for coco fibers to become useable
20x24x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 6 Pack ac-/-dehumidification-/-humidification The sap groove prevents theNordic 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
