CaribSea's dry marine substrates are recognized worldwide for their purity and precision. Our substrates are purposely engineered and free of impurities such as ash, metals, pesticides, and silica; which allows you to create a safe and beautiful environment for your fish and invertebrates. Precision grading makes system design a breeze.
- Aragonite sand free of impurities such as ash, metals, and pesticides
- Use Special Grade Reef Sand to create a safe and beautiful aquarium
- Functional marine substrate increases buffering capacity of your aquarium
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