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Brightwell Aquatics KoraLagoon Substrat – Aragonite-Based Refugium Substrate for Placement in Marine & Reef Aquariums, 1400g, 1.4-kg
Blend of high quality aragonite particulate grades to simulate tropical reef lagoons
Encourages growth of reef-building organisms & helps stabilize pH
Over 30% calcium & 57% carbonate by dry weight$0.00