- Material: activated carbon
- Size: 10x10x10cm
- Function: biological filtration
- Preliminary filtration of a large number of toxic substances, absorption of formaldehyde, heavy metals, harmful substances, NO3, NO2, NH3, NH4, PO4.
- The optimal position is near the water inlet of the pump. For best results, rinse or replace filters every 3-6 months
- 1 filtration cube for a 60L aquarium, 2 for an aquarium between 60 and 120L, 3 for 120-180L, etc.