Volcanic rocks are the perfect addition to the bottom of an aquarium, helping to create a beautiful underwater world!
- Natural material: Volcanic lava rocks are 100% natural and safe and do not affect the pH level or chemical composition of the water, making them suitable for both freshwater and saltwater environments.
- Decoration: Beautifully shaped lava rocks add a colorful and detailed feature to the aquarium.
- Biological Filter: Volcanic rocks create excellent natural biological filters that help improve water quality, increase oxygen levels, and control nitrates to make the habitat cleaner and healthier.
- Wide use: Volcanic rocks are also suitable for garden beds, flower beds and other landscaping.
- Color: red
- Material: volcanic rock
- Size: 3-5 cm
- Weight: 25 kg