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.
Combats effectively all types of algae. For prevention and fast action.
Cleans aquarium glass quickly and efficiently.