COLOMBO Bacto Start (Beneficial Bacteria For Aquariums) - 100ml
Bacto Start, bacteria for aquarium filters.
Contains living bacteria which boost your filter and purification system.
Dosage:
For new aquariums: Add 10ml Bacto Start for every 10 litres of water.
For existing aquariums: Add 5ml Bacto Start for every 5 litres of water after a major water change or filter cleaning.
The cap holds 10ml.
Overdosing is not harmful, and in fact it yields an improved effect.