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Seafloor Special Grade Reef Sand
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- Never needs replacement- it performs over the life of the system
- Provides maximum surface area and buffering capacity
- Removes Nitrate, Nitrite, Ammonia, and other wastes
- Supports the proper pH of seawater (8.2)
- Ideal for deep sand beds and plenum systems
- Delivers more calcium, carbonate buffer, and essential trace elements like strontium and magnesium than other brands.
- Special grade is 1-2mm grain size.
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