Dark substrate for freshwater and saltwater aquariums
0.2 – 0.6 mm grain size
Ideal for fish, invertebrates and plants: no release of unwanted pollutants into the water.
Fine granite sand is gentle on the sensitive barbels of the bottom-dwellers
Natural substrate which filters and enhances plant growth. The natural pore structure promotes effective and fast colonisation by beneficial ground bacteria and cleansing bacteria.
Porous structure, promotes strong root growth and is perfect for successful plant care. Neutral in water