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Caribsea Rubble Zone - Only $16.99
For saltwater tanks, CaribSea's high-quality aragonitic Rubble Zone can be used for refugiums, biological media, reef tank substructure, cryptic zones, attaching coral frags or even jawfish habitats.
For freshwater aquaria, it can be used as a pond filter media or an African Cichlid nesting area. Pieces range from approximately 1-4 inches.
Can you think of any other ways this new rock might be useful?
