Red Sea Reef Foundation Supplement - A (Ca/Sr) - 500 ml RESTRICTED New Life Spectrum Koi Winter

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Red Sea Reef Foundation Supplement - A (Ca/Sr) - 500 ml RESTRICTED New Life Spectrum Koi WinterCalcium, Magnesium, Strontium and Carbonate are the basic foundation elements of coral skeletons. All of these elements need to be available in balanced proportions for coral health and growth. Reef Foundation A contains blended salts of Calcium and Strontium in the ratio required by corals, and is part of Red Sea's complete Reef Care System. 1 ml of Reef Foundation A will raise the Ca level of 25 gallons of water by 2 ppm. Includes a convenient