- SKU: RNA-0057
BIOCHEM STARS
€14,00
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Function: Biological filter material with a large surface area which can hold a huge number of nitrifying bacteria. ( It is 20 times more effective than a basic ceramic filter) this porous material helps bacterial colonies to stay alive and active for a long time. Change: Every 6 months half or every 3 quarters
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BIOCHEM STARS
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