Hawaii Black Sand 2kg substrate and rocks Includes protein stimulants to trigger

Includes protein stimulants to trigger the feeding behavior in SPS and LPS corals

soften water by precipitating calcium and magnesium

In a nitrite emergency

there's no wastage as commonly seen in regular ceramic plate diffusers where bubbles can escape at the water surface

fortified with specific minor and trace elements that promote the growth of coralline algae and other beneficial microfauna

Hawaii Black Sand 2kg substrate and rocks Includes protein stimulants to triggerHawaii Black Sand Hawaii Black Sand is a fine black sparkling natural substrate suitable for cold, fresh, or marine aquariums. A fine black sparkling aquarium natural substrate. Suitable for cold , fresh or marine aquariums. Pack Size: 2kg Grain Size: 1 2mm Size