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Built-in 42L ATO reservoir for salinity stability
keeping harmful pathogens
The Dosing Formula version of H2Ocean salt has been specifically developed for use in reef aquariums
Assorted natural shapes and sizes for versatile aquascaping
CaribSea LifeRock Arch 12 Inch 4Pk – Reef Arch Aquascaping Rock Skimmer Over 350 Gallons Built-in 42L ATO reservoir forCreate breathtaking reef structures with CaribSea LifeRock Arch 12 Inch 4Pk, a premium aquascaping solution designed to deliver dramatic visuals with outstanding biological performance. Each arch measures approximately 12 inches long and features open, three dimensional shapes that provide natural swim throughs, shelters, and shelf areas for fish, corals, and invertebrates. Crafted from real aragonitic base rocknot cementLifeRock arches offer
