Tetra BB BioBalls L

filter systems ensure fresh and plant-friendly water quality in the aquarium. By using BB BioBalls, excess nutrients are broken down biologically and naturally.

Suitable for all Tetra EX Plus external filters, as well as for most other external aquarium filters.

• Fish excrement and dead plant material pollute the aquarium water. Tetra BB BioBalls ensure the permanent biological degradation of excess nutrients
• Highly active biological filtration due to macro surface

Contents 2500 ml