Calcium is one of the major components in the structure of coral skeletons and shells of many marine animals including giant clams and snails. Magnesium is required to keep high concentrations of calcium available in aquarium water.
Aqua One Calcium and Magnesium is formulated to keep a balance of these two minerals in the marine aquarium.
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I have been seeing the team at Majestic Aquariums since they first opened. I feel like part of the family. They have sure helped to ensure that my 5ft reef tank is the most beautiful tank in Sydney. - Russell Ward