Rapidly neutralises harmful substances to make tap water safe for fish.
Keeps filter biologically active and reduces sludge.
Tetra NitrateMinus reduces the algae nutrient nitrate (NO3-) reliably and in a natural way.
Quick remedy for high phosphate values (PO4).
With Tetra Test 6in1, quickly test the aquarium water to ensure it is in top condition, and to help avoid any problems.
The practical complete CO2 set for lush, healthy aquatic plants.
Carbon dioxide fertiliser for lush aquatic plants.
Nutrient-rich substrate with long-term fertilisation. Activates strong and healthy plant growth.
Combats effectively all types of algae. For prevention and fast action.
Tetra Medica FungiStop is highly effective against fungal attacks, external bacterial infections and wounds
Cleans aquarium glass quickly and efficiently.