Seachem Flourite Black Sand Size:3.5kg Recurring problems with high nutrients

Recurring problems with high nutrients can indicate overstocking

Good for salt and freshwater fish

Dosage: needs to be adjusted according to the consumption of macro-nutrients

Increases the concentration of calcium in marine aquarium water to provide corals and other reef-building invertebrates with one of the most important elements required for growth

Our tests in several tanks with a known potassium deficiency have shown the benefits within days of dosing

Seachem Flourite Black Sand Size:3.5kg Recurring problems with high nutrientsFlourite Black Sand is a specially fracted stable porous clay gravel for the natural planted aquarium. Its appearance is best suited to planted aquaria, but may be used in any freshwater aquarium environment. Flourite Black Sand is most effective when used alone as an integral substrate bed, but it may be mixed with other gravels. Gravel modifiers such as laterite are not necessary. Flourite Black Sand is not chemically coated or treated and will not