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- Brand: JBL
- Sansibar River
- Size: 5 Kg
- Substrate with 0.8 mm grain size for freshwater and marine aquariums and terrariums
- Prevents injuries of the mucous membrane: coarse-grained, round-shaped natural sand is gentle on sensitive barbels. Ideal for digging fish, such as rays, kuhli loarch, catfish, etc.
- Ideal for fish, invertebrates and plants: no unwanted pollutants released into the water.
- Use: Spread substrate on top of the nutrient substrate (approx. 6-8 cm for vigorous plant growth). Well suited for undergravel heater cables