Aqua Ocean Premium Coral Sand Size-2(2-3mm) 5kg

Aqua Ocean's natural coral sand is taken from a pollution-free island in the South China Sea, contains no phosphate, nitrate or surface pollutants, is clean and does not cause pollution. The main content of coral sand is calcium carbonate which can help stabilize the pH value of seawater. It is naturally porous and suitable to serve as a bottom sand filter in an aquarium due to its large surface area, it can simulate river bottom and seashore plus it can grow beneficial bacteria as well. Features and Benefits: Provides a natural sand bed that promotes nitrification and denitrification facilitated by beneficial bacteria and other sand bed microbes Helps achieve natural biological balance in aquariums Provides enhanced buffering capacity, reducing any fluctuation in pH 100% coral sand suitable for: Marine cichlids and rift lakes