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Bio-Active Carbon has a unique pore size to water surface area ratio to promote the growth of beneficial bacteria
Cleans your gravel of waste
Drawstring top
the reusable Freshwater Master Test Kit comes with 4 glass test tubes with snap-tight caps and a convenient holding tub for easy storage
Red Sea Reef Care Potassium+ Trace Colours B 500ml CO2 EQUIPMENT Bio-Active Carbon has a uniquePOTASSIUM+ Supplement is part of the complete range of complementary major, minor and trace element complexes which together provide the needs of corals. POTASSIUM+ Supplement contains potassium and boron that are associated with many biological processes, one of them being the production of the red pigments in the soft tissue of corals. Potassium plays an essential role in the transportation of coral nutrients within the soft tissue (including the
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