Maintenance

Fast and effective against nitrite (No2) During the running-in phase of a new aquarium, after treatment with medication or changing the filter, ...

Aquarium vacuum cleaner The Hs Aqua Battery Cleaner is a powerful and efficient product to clean your aquarium gravel. - In addition, a window...

Spare tools for sera scraper XL and XXL Set 1: 3 stainless steel blades for glass Set 2: 1 plastic blade for acrylic and 2 sponges for soft ...

Carefully removes mold and dirt from the substrate without changing the water The sera vacuum cleaner is easily connected to a diaphragm pump, e...

For the simple determination of the phosphate content in fresh and sea water Fish excrement and feeding are both possible causes of increased ph...

Bacterial starter culture that shortens the start-up of the aquarium. In your aquarium, the beneficial bacteria of Hs Aqua Bacto break down wast...

Conditioner against bacterial infections (e.g. mouth and fin rot) Has a disinfecting effect and promotes healing. Water treatment agent for us...

First aid in the aquarium Instantly removes fish toxic ammonia and nitrite Binds heavy metals such as lead and copper Removes chlorine and...

The nutra vitalizer oxygen stone ensures that more oxygen enters the aquarium water, making the water clearer. This stone is also a nice decoration...

To determine the pH value in freshwater, seawater and in the pond in a simple way. For pH values ​​that are too low, we recommend sera KH/pH-plu...

Hs Aqua Clear Hs Aqua Clear is a flocculant to make the water clear. Small floating particles that are too small for the filter are collected ...

Professional landing net made of fine-mesh material so that your precious fish have less chance of damage. The stainless steel handle of this landi...

For a natural black water effect like in the tropics Vital and healthy fish, shrimps and crayfish Water that is appropriate for the habitat ...

Neutralizes silicates. For brown deposits on sand and plants. Silicates are present in tap water or are released from the soil. Silicates can pro...

The Moerings test set is suitable for measuring the pH, GH and KH value of pond and aquarium water in a very accurate manner. ...

To determine the carbonate hardness in fresh and sea water in a simple way For approx. 390 °dKH. For low KH values ​​we recommend sera KH/pH-p...

Aquarium Water Maker Protective water conditioner, neutralises chlorine and binds heavy metals. In addition, it gives your fish an extra strong ...

Sera Co2 Indicator Fluid Replacement fluid for the Sera Co2-Continutest.

Biological blue algae control Bio-Exit Blue works against blue-green algae or slime and smear algae (Cyano sp.) in freshwater aquariums. Bio-E...

Tetra Nitrate Minus For sustainable reduction of nitrate levels and the solution for algae. In liquid form. For freshwater and marine aquar...

Tetra SafeStart Creates a biological environment, allowing fish to be introduced more quickly into a newly set up aquarium. For all freshwater a...

Hobby Digital Thermometer Digital underwater thermometer. Measuring scale 0-50 ºC, measuring interval every 5 seconds.

To determine the total hardness in a simple way For approx. 420 °dGH. If the total hardness is too low, we recommend sera mineral salt. Too hi...

Tetra Phosphate Minus * Lowers high nitrate levels * removes excess phosphate * mild and safe for aquarium inhabitants * does not make the water...

Loose plant pots Ø 5 cm Handy for use in potting cuttings or small plants.

With the Hs Test Strips 6 in 1 you can quickly obtain an overview of the most important water parameters. The following six important water value...

Get to know your aquarium water Only those who know their water values ​​can respond appropriately and in a timely manner and prevent irregulari...

For the simple determination of the nitrite content in fresh and sea water Nitrite (NO 2 ) is considered one of the most toxic substances for fi...

For the simple determination of the ammonium/ammonia concentration in fresh and sea water Ammonium and ammonia come primarily from fish feces. D...

Easystart contains highly active bacterial cultures that quickly start up aquariums and filters The unique bacteria carrier ensures accelerated r...

Hs Aqua Cleaning Kit The HS aqua Cleaning Kit is a complete care set for easy cleaning of your aquarium. The set includes a gravel rake, a 2.5" ...

Cleaning sponge for aquarium glass The unique nanostructure of the sponge effortlessly removes stubborn algae and limescale deposits from aquar...

Hs Aqua Oxy Plus HS Aqua Oxy increases the oxygen content in aquariums. Ideal for use in case of nitrite poisoning or in case of oxygen defici...