Frequently asked questions

Freshwater Care

How can I lower the pH value (South American and Southeast Asian fish)?

Hello, Concerning "pH value":You can lower the pH value with sera super peat (blackpeat granulate) or sera pH/KH-minus.A pH value of 8 is indeed too high for the fish! A pH value...

Freshwater Care

How can I lower the water hardness?

Hello, Concerning "lowering the GH level":this is within certain limits (some hardness degrees) possible with blackpeat granulate (sera super peat). More extensive lowering (e.g. for...

Freshwater Care Diseases

How can I protect sensitive plants during a treatment?

Hello, Concerning "transplanting":yes, that would be good! However, you should not use an aquarium stocked with fish. Concerning "transmit disease":this is exactly why it is best...

Freshwater Technical equipment

How can I regulate the suction with the sera gravel washer?

Hello, you can regulate the water flow and, correspondingly, the suction by simply covering the free end of the hose partially with your thumb. Best regards sera GmbHDr. Bodo...

Freshwater Care

How can I remove algae from the bottom ground and the plant leaves?

Hello, you can simply siphon off algae from the bottom ground, provided they come off. A soft cloth or a soft toothbrush will work quite well in plant leaves.The same applies for...

Freshwater Technical equipment

How can I remove scratches in the aquarium glass?

Hello, on the outer side it may be possible to use a filler as it is, for instance, used for car glass. This, however, requires an experienced person! Glass polish may sometimes...

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