CAUSEWAY Lava Rock Filter Media 1kg
Our high-quality lava rock filter media is hand-selected and is rich in essential elements including magnesium, calcium, iron potassium and manganese, making it ideal for shrimp aquariums.
Due to its porous nature, lava rock has a significant surface area creating an ideal environment for nitrifying bacteria which provides optimum biological filtration. Our causeway lava rock can also be used as a substrate or as a hardscape and makes a great anchor for aquarium plants.
Key Features and Important Notes:
- Size: 1kg
- Lava rock size: 2-3cm.
- Comes with a filter bag.
- High-Quality hand-selected lava rock.
- Does not release harmful chemicals or other substances into the aquarium water.
- Large surface area for nitrifying bacteria.
- Lava rock is PH Neutral.
- Lava Rock contains a range of essential elements including magnesium, calcium, iron potassium and manganese.
- Excellent for rooting aquarium plants.
- Wash before use.
Fast delivery Promise on all orders From 24/11/2025:
Get a 5% off coupon if your delivery is delayed
Full refund if your package is lost.
No import or tariff fees.
Full refund if any items arrive damaged.
Full refund if your order has not been delivered within 30 days. (Excludes heavy items shipped by sea)