Tetra Bio Balls

Tetra Bio Balls

Tetra Bio Balls filter media for TetraTec EX range and other external filters.

• Highly active biological filtration. Large surface area (62cm2 per ball) for growth of beneficial bacteria
• Excellent water flow through balls prevents clogging and ‘dead’ areas, for maximum biological efficiency Easy to clean with aquarium water
• Rinse in lukewarm water before use.
• Suitable for all external filters.