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Biological Filter Medium for Freshwater and Marine Aquarium.
- Suitable for freshwater, shrimp, pond, planted and marine aquarium systems.
- Extremely porous ceramic media for efficient biological filtration.
- Provides high surface area for efficient colonization of beneficial bacteria
- Hollow design effectively distributes water flow
- Allows massive colonies of beneficial bacteria to grow on and inside each ring
- Acts as a pH buffer to avoid fluctuations in water pH
- Breaks water molecules and increase dissolved oxygen
- Breaks down and removes ammonia and nitrite
- Removes toxic substances and heavy metals
- Maintains healthy environment for fish
- Reduces need for water change
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