JBL FilterStart with 15,000,000 living cleansing bacteria make the filter of your aquarium biologically active. You will have clean water and healthy fish by the rapid break down of toxic ammonia and nitrite in the filter. Package content is sufficient for approx. 3 litres filter material.
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+ 15,000,000 live helpers for efficient filtering
+ immediately makes the filter biologically active
+ faster brake down of toxic ammonia and nitrite