Maintenance

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

Advanced water testing An experienced aquarist checks the water in his aquarium regularly. This way, preventive measures against algae, for exam...

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

Water treatment agent for fish-friendly and mineral-rich water Every time the water is changed, toxic substances such as chlorine and heavy meta...

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

The liquid filter medium of exceptional class Biologically breaks down feed residues, ammonium and nitrite Provides a habitat for beneficial...

For the simple determination of the chlorine content in freshwater and seawater It detects dangerous chlorine Important for fish and inverte...

Sera cleaning glove for the aquarium. Cleaning glove made of lurex yarn With power pads on thumb and index finger Ideal for cleaning smal...

Cleaning sponge for stubborn dirt cleaning sponge with steel wool woven on one side also removes stubborn stain algae and limescale so...

Quick-drying microfiber cloth with carbon fibers for streak-free cleaning of glass and all other smooth and shiny surfaces fine carbon mic...

Sera Co2 Continuous Test CO2 is considered one of the most important nutrients for aquatic plants. A shortage can therefore have enormous cons...

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

Conditioning agent against Ichthyophthirius multifiliis and other unicellular skin parasites Water treatment agent against Ichthyophthirius mult...

Absorbent towel highly absorbent towel with a grammage of 630 g/m² also reliably absorbs larger amounts of water made of 100% cotton and...

Iron Test for Fresh and Saltwater — Quick Insight into Iron Deficiency in Aquarium PlantsSera FE-Test — approx. 75 measurements, also detects chela...

High-quality stainless steel scissors and tweezers for aquarium plants — precision for every aquaristSera Flore Tool — stainless steel, scissors 26...

Limescale remover for all glass surfaces easily and reliably removes limescale deposits on glass panes and objects harmless to all aquar...

sera Gravel Cleaner Edge - Angular gravel cleaner with bypass opening thoroughly and reliably removes mold deposits in the gravel ideal ...

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...

Stability and safety The carbonate hardness (KH) is one of the most important water values ​​in the aquarium. A large proportion of the fish s...

Sera Magnet Cleaner Floating

Conditioning agent against Camallanus, hairworms and other nematodes Water treatment agent for the reliable and gentle removal of parasitic thre...

Conditioner for ornamental fish against unicellular skin parasites such as Ichthyophthirius multifiliis Conditioner for freshwater aquariums f...

Conditioner for ornamental fish against gill, skin and tapeworms This water treatment product is effective against gill, skin and tape worms as ...

Minerals with multi-talents in a complete package The defined living space of the aquarium is often lacking in essential minerals. The fish do n...

Conditioning agent against mold (mykosen) Effectively combats fungi (e.g. Saprolegnia ) and spawn fungus in freshwater. The water treatment prod...

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

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 nitrate content in fresh and sea water Nitrate (NO 3 ) is an indication of a heavy organic load. The source ...

Conditioning agent against the most common ornamental fish diseases in freshwater A versatile water treatment product that works quickly and saf...

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...

For extra soft water Some fish species (e.g. discus and moonfish) are adapted to very soft water and this condition is particularly necessary ...

Clear view Mineral and dead organic material (detritus) can lead to disturbing clouding of the aquarium water. The latter can also increase the ...

Phosphate Test for Fresh and Saltwater — Prevent Algae Growth by Monitoring Phosphate Sera PO₄-Test — approx. 60 measurements, quick and easy resul...

Quick and easy check Routine check or safety check: With the Quick Test, sera offers the optimal possibility to easily check the most importan...

The sera landing nets are available in four sizes.

Window cleaner with 3 interchangeable attachments — for glass and acrylic aquariumsSera Scraper — available in XL (300 mm) and XXL (600–900 mm)✅ Le...

Spare attachments for the Sera Scraper XL and XXL — always sharp and clean Sera Scraper Replacement Parts Set — available in Set 1 (glass) and Set ...

Minerals with multi-talents in a complete package The defined living space of the aquarium is often lacking in essential minerals. The fish do n...

Snail trap sera snail collect is ideally suited to reduce the number of rapidly multiplying snails in the aquarium. By means of a lure (e.g. s...

Replacement sponge for the Sera Vacuum Cleaner

Test solution for electronic pH devices The various sera test solutions (pH 4.0 / pH 7.0 / pH 9.2) are suitable for all electronic pH devices.

For accurately measuring the temperature of your aquarium.

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

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

Relief from illness and stress With purifying oxygen Facilitates the breathing of the fish Reduces stress Supports the action of medicin...

Bacteria and enzymes are in the starting blocks here Fish excrement, food remains and dead plants quickly form a layer of sludge on the bottom o...