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Designed for rapid upflow calcium reactors
Ideal for serious reef keepers managing modern ULNS systems
energy-efficient water circulation
this pump is the perfect solution
industry-leading materials
CaribSea Arag-Alive Special Grade Live Sand 20lb – Reef Substrate aquarium rock Designed for rapid upflow calciumCreate a stable, biologically active foundation for your reef aquarium with CaribSea Arag Alive Special Grade Live Sand (20lb). Formulated with a broad spectrum of natural marine bacteriaplus specially selected additional strainsthis premium live sand helps establish a healthy aquarium environment faster and more safely than traditional substrates. Arag Alive actively reduces dangerous ammonia levels while lowering nitrate and nitrite, supporting
