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Featuring EdgeField optics
a Flow Director
5 mm grain size
with one dose capable of treating up to 2500 liters (550 gallons)
temperature probe
Seachem Reef Advantage Calcium 1kg – Reef Calcium Supplement caribsea supplement Featuring EdgeField opticsSeachem Reef Advantage Calcium 1kg is a high purity, non caustic calcium supplement designed to restore and maintain calcium levels at natural seawater concentrations. Calcium and carbonates are essential for coral skeleton formation, and maintaining proper levels is critical for sustained coral growth and reef stability. Unlike kalkwasser or harsh calcium additives, Reef Advantage Calcium has a safe pH range (8. 38. 6) and will not deplete magnesium
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