Fluval U3 internal filter CO2 1 ml of Cobalt Zlement

1 ml of Cobalt Zlement increases the Cobalt concentration of 100 litres by 2 μg/l

High quality foam media

two or three times daily

Formaldehyde or Formalin

Extra nitrate is mainly added in planted aquariums with many plants and few fish

Fluval U3 internal filter CO2 1 ml of Cobalt ZlementOffering outstanding 3 stage filtration, increased water movement and vital aeration, Fluval U Series internal filters are the perfect solution where external filtration is not possible. Features Designed for aquariums up to 110 L Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums Position horizontally for shallow tanks, larger tanks with low water levels, or to create a decorative waterfall feature Position