Red Sea Reef Foundation Supplement - C (Mg) - 500 ml

Calcium, 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 C contains blended salts of Magnesium and is part of Red Sea's complete Reef Care system. 1 ml of Reef Foundation C will raise the Mg level of 25 gallons of water by 1 ppm. Includes a convenient measuring cup for easy dosing.