Red Sea Reef Foundation C (Mg) 500ml Air pump and the corners cannot be

and the corners cannot be cleaned

mixing spatula

Made with quality parts for trouble-free performance

black and blue

Large digital display makes it easy to read

Red Sea Reef Foundation C (Mg) 500ml Air pump and the corners cannot beMagnesium supplement for balanced formation of coral skeleton MG 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 positive coral health and growth. Red Seas MAGNESIUM contains blended salts of magnesium and is part of Red Seas complete Reef Care Program. Aquarium Type Average daily usage Liquid ml 100L (25gal) Powder g 100L (25gal)