- Description & Specs
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Tetra BalanceBalls ProLine are long-lasting filter media that optimise and balance important water parameters.
They are suitable for all external filters servicing tanks with up to a 100 litre capacity. Their presence promotes the colonisation of denitrifying bacteria in your filter (a natural biological process)
BalanceBalls are easy to use and the resultant reduction in algae nutrient should necessitate fewer water changes.
1 ball is required for every 2 litres of tank capacity. Pack contents - 50 Balls