JBL Ferropol 7+13 Root Balls Pack Size:7+13 Balls You can add more media

You can add more media to your biOrb to increase the area for filtration

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Depending on the size of the wood and aquarium volume

create the perfect environment fulfilled the bacteria

JBL Ferropol 7+13 Root Balls Pack Size:7+13 Balls You can add more mediaProduct Description Primary care for plant roots: specially produced clay balls loaded with nutrients, for freshwater aquariums Storage capacity for nutrients. No deficiency symptoms: important trace elements such as iron, minerals Optimal promotion of plant growth means less algae growth. No phosphates and nitrates The stronger the root development of the plant, the better the nutrient absorption through the roots Package contents: 1 pack The 7 + 13