This Nature’s Ocean reef substrate is ideal for reef tank bottoms, offering denitrifying anaerobic beds and extremely high surface area filtration.

Natures Ocean Samoa Pink Sand 9 Kg / 20 Lbs

Grain size: 1.2-1.7 mm Benefits of Nature's Ocean® Reef Substrates: •Ideal for reef system tank bottoms •De-nitrifying anaerobic beds •Extremely high surface area filter media •Increases Carbonate Hardness •Reduces Nitrates •100 % From The Ocean Floor •Maintain pH •Provide Marine Trace Elements •Heat Sterilized •Ideal for culturing Live sand Premium Aragonite Reef Sand: Ideal for reef system tank bottoms, de-nitrifying anaerobic beds, extremely high surface area filter media. Aragonite Benefits: Reduces Nitrates. Maintain pH. Increases Carbonate Hardness. Provide Marine Trace Elements. Pre-washed Minimum Rinse Required. 100% From The Ocean Floor. Heat Sterilized. Ideal for culturing Live sand. Play Sand.