Nature´s Ocean - Hawaiian Puka Substrate (2,5-3,5mm/6,75kg)

Ideal for aquarium bottoms of reef systems, denitrifying anaerobic beds or as filter media with extremely large surface area.

Natures Ocean Hawaiian Puka Substrate - 6.8kg / 2.5 - 3.5mm.

Benefits of Nature's Ocean® Reef Substrates:

• Ideal for reef system tank bottoms
• Denitrifying 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
• Pre-washed minimal rinse required

Recommended:

• Use at a rate of 4.5kg per 0.1m² of the tank floor's bottom area which yields about a 2.5cm deep covering. Depending on your needs or preferences the depth may vary from 0.3cm to 7,6cm of covering.