• Optimal plant care through porous structure and nutrient storage function: substrate for freshwater aquariums.
• Vigorous plantgrowth, prevents algae: effective settlement of beneficial soil bacteria and ideal rootgrowth thanks to natural pore structure. Support for the filter. Crystal-clearWater.
• Ideal for fish, invertebrates and plants: no unwanted pollutants released into theWater. Round-shapedgranulegrains aregentle on sensitive barbels of bottom-dwellers.
• High storage capacity: the natural substrate absorbs the surplus nutrients and releases themWhen required.