CaribSea Dry Aragonite Special Grade Reef Sand 40lb

Aragonite, purposely engineered and free of impurities such as ash, metals, pesticides, and silica; allows you to create a safe and beautiful environment for your fish and invertebrates.This grade of aragonite is specifically engineered for plenum type nitrate reducing beds or anywhere a deeper bed is called for. The pore water space created by the precision grading also allows maximum pH support and dissolution of calcium carbonate.

Typical Size: 1.0 – 2.0mm
Average Density: 85 pounds per cubic foot