Athena Pro Line - Core - 4.5kg hydroponic nutrients They are similar to a

They are similar to a coffee filter and come in different grades that are measured in the unit of microns (1 micron is 1/1000th of a millimetre)

comes with multi-outlet divider to provide oxygen for fish tanks and pond etc

Perfect for larger plants

and can make all the difference in your plants' development

Duct clips for easy mounting of flexible ducting

Athena Pro Line - Core - 4.5kg hydroponic nutrients They are similar to aAthena Pro Core provides strong baseline nutrition across all stages of plant growth. Nitrogen to assemble chlorophyll and amino acids. Calcium to build structure. Essential microelements to catalyze photosynthesis, enzyme production and a multitude of important plant processes. Key Specifications Readily available Nitrogen, Calcium, and essential microelements Fully soluble dry fertilizer, no particulates or sediment Works with any dosing system: