ME Carbo 600 Basic, CO₂ system, 600 g disposable

Worn Wood M – natürliche Aquariumwurzel für AquascapingWorn Wood M – natürliche Aquariumwurzel aus Hartholz mit verwitterter Struktur. Ideal für Aquascaping, Garnelenaquarien und Terrarien. Grösse ca. 20–30 cm.Die Worn Wood Wurzel ist eine aussergewöhnliche Naturdekoration für Aquarien, Aquascapes und Terrarien. Ihre charakteristische, verwitterte Oberfläche erinnert an Holz, das über viele Jahre von Wasser, Sonne und Wind geformt wurde. Dadurch entsteht eine besonders natürliche Optik, die jeder Unterwasserlandschaft einen ursprünglichen und authentischen Charakter verleiht.Mit ihren warmen braunen bis gelbbraunen Farbtönen und der glatten, leicht erodierten Oberfläche fügt sich Worn Wood harmonisch in naturnahe Aquariengestaltungen ein. Die sanft geschwungenen Formen, natürlichen Einkerbungen und individuellen Holzstrukturen machen jede Wurzel zu einem einzigartigen Dekorationselement.Im Gegensatz zu stark verzweigten Wurzelarten besitzt Worn Wood häufig eine kompaktere, skulpturale Form. Dadurch eignet sich das Holz besonders gut als zentrales Gestaltungselement im Aquarium. Ob als liegender Baumstamm, verwitterte Flusswurzel oder markanter Blickfang zwischen Natursteinen – die Gestaltungsmöglichkeiten sind vielseitig.Die natürliche Holzoberfläche lässt sich hervorragend mit Aufsitzerpflanzen und Moosen kombinieren. Besonders Anubias, Bucephalandra, Javafarn und verschiedene Aquarienmoose können auf der Wurzel befestigt werden. So entstehen harmonische Aquascapes, bei denen Pflanzen und Naturholz optisch ineinander übergehen.Darüber hinaus bietet die Wurzel Garnelen, Schnecken und kleinen Aquarienfischen zusätzliche Strukturen zum Erkunden. Auf dem Holz können sich mit der Zeit Biofilme und Mikroorganismen ansiedeln, die beispielsweise von Garnelen gerne abgeweidet werden.Die Worn Wood Wurzel besteht aus natürlichem, dichtem Hartholz. Aufgrund der Materialdichte sinken viele Stücke nach einer kurzen Wässerungszeit von selbst ab. Da es sich um ein Naturprodukt handelt, unterscheiden sich die einzelnen Wurzeln in Form, Farbe und Struktur.Mit einer Grösse von ca. 20–30 cm eignet sich Worn Wood M besonders für kleinere bis mittelgrosse Aquarien oder als Bestandteil grösserer Aquascaping-Landschaften.Ihre Vorteile auf einen BlickGrösse M mit ca. 20–30 cm LängeAus 100 % natürlichem, dichtem HartholzCharakteristische, verwitterte OberflächeWarme Braun- und GelbbrauntöneIdeal für Aquascaping, Aquarien und TerrarienGeeignet zum Befestigen von Moosen und AufsitzerpflanzenJede Wurzel ist ein individuelles NaturstückAnwendungshinweisSpülen Sie die Worn Wood Wurzel vor dem Einsetzen gründlich mit klarem Wasser ab, um lose Schmutzpartikel und mögliche Rückstände zu entfernen. Verwenden Sie keine Reinigungsmittel.Wir empfehlen, die Wurzel vor dem Einsetzen einige Tage in einem separaten Behälter zu wässern. Dadurch kann sich das Holz vollständig mit Wasser vollsaugen und mögliche wasserlösliche Gerbstoffe werden bereits teilweise abgegeben.Platzieren Sie die Wurzel anschliessend an der gewünschten Stelle im Aquarium und achten Sie darauf, dass sie stabil liegt. Falls die Wurzel noch auftreibt, kann sie vorübergehend mit geeigneten Aquariensteinen beschwert werden.Für eine natürliche Gestaltung können Moose und Aufsitzerpflanzen mit geeignetem Pflanzenkleber oder dünnem Faden auf der Holzoberfläche befestigt werden.WichtigVor dem Einsetzen gründlich abspülenBei Bedarf mehrere Tage vorwässernKeine chemischen Reinigungsmittel verwendenAuf einen stabilen Stand im Aquarium achtenEine leichte Braunfärbung des Wassers durch Gerbstoffe ist möglichWeissliche Biofilme auf frischem Holz sind meist vorübergehendZoo Roco TippWorn Wood eignet sich besonders gut für naturnahe Aquascapes, bei denen eine ruhige und harmonische Gestaltung im Vordergrund steht. Kombinieren Sie die verwitterte Wurzel mit feinem Sand, abgerundeten Flusssteinen und kleinbleibenden Wasserpflanzen, um den Eindruck eines natürlichen Bachlaufs zu erzeugen.Besonders dekorativ wirken Moose und Aufsitzerpflanzen wie Anubias, Bucephalandra oder Javafarn, die direkt auf dem Holz befestigt werden können.Unser Tipp für Garnelenaquarien: Lassen Sie die Wurzel nach dem Einsetzen ausreichend Zeit, damit sich natürliche Biofilme entwickeln können. Garnelen weiden diese Oberflächen gerne ab und nutzen die Holzstrukturen als zusätzliche Aufenthalts- und Rückzugsmöglichkeiten.

SuperFish River Aqua 60 – 28L aquarium with river effectSuperFish River Aqua 60 – a modern 28-litre aquarium with a natural river effect, a 7 W LED spotlight and an integrated filter. Ideal for aquascaping and shrimp.SuperFish ’s River Aqua 60 brings the natural beauty of a flowing stream straight into your home. This modern aquarium combines an elegant design with a rippling water surface and atmospheric light reflections. This creates a fascinating river effect that shows off plants, stones and roots to their best advantage.With a capacity of 28 litres and dimensions of 60 × 23.5 × 25 cm, the River Aqua 60 is ideal for creative aquascaping projects and natural-looking underwater landscapes. The stylish wooden plinth, available with a choice of orange or black legs, gives the aquarium a modern look.A particular highlight is the 7-watt ‘ SuperFish ’ River LED Spot. The lighting is directed at the moving water surface and creates vivid light reflections reminiscent of a natural stream. With three light colours, ten dimming levels and an integrated timer for 3, 9 or 12 hours, the lighting can be customised to suit your needs. The adjustable beam angle allows for targeted illumination of the aquarium landscape.The integrated filter system, together with the Aqua Power 200 pump, ensures water circulation and reliable mechanical and biological filtration. The filter is fitted with filter foam and bio-balls, which trap dirt particles and provide a surface for beneficial filter bacteria to colonise.Thanks to the filter chamber integrated into the side, the equipment remains discreetly in the background whilst remaining easily accessible. There is also a compartment for an optional heating rod. The matching ‘ SuperFish ’ Eco Heater 50 W is available separately.The SuperFish River Aqua 60 is particularly suitable for decorative planted aquariums and aquascapes featuring mosses, roots and stones. With the appropriate set-up and adjusted water parameters, the aquarium can also be used for keeping suitable dwarf shrimp.With its compact design, sophisticated technology and exceptional river effect, the SuperFish River Aqua 60 is a real eye-catcher for living spaces, offices and creative aquascaping projects.Your benefits at a glance1 complete aquarium set with a capacity of 28 litresCompact aquarium dimensions: 60 × 23.5 × 25 cmNatural river effect created by a moving water surface and light reflectionsRiver LED Spot with 7 W, three light colours and ten dimming levelsIntegrated timer with 3, 9 or 12 hours of lighting durationAqua Power 200 pump with integrated side filterMechanical and biological filtration using filter foam and bio-ballsElegant wooden plinth with black and orange legsTechnical specificationsAquarium volume: 28 litresTank dimensions: 60 × 23.5 × 25 cmLED lighting: River LED Spot 7 WLight colours: 3Dimming levels: 10Timer: 3 / 9 / 12 hoursPump: Aqua Power 200Pump capacity: up to 200 l/hFilter system: integrated side filterFilter media: filter foam and bio-ballsCover: GlassHeater compartment: suitable for the SuperFish Eco Heater 50 W (not included)Empty weight: approx. 11.88 kgInstructions for usePlace the SuperFish River Aqua 60 on a stable, level and sufficiently sturdy surface. Use the supplied base and the designated mat to prevent strain on the aquarium floor.Set up the aquarium to your liking with suitable substrate, natural stones, roots and aquatic plants. Ensure that the decorations are securely positioned and that there is sufficient space for water circulation.Install the integrated filter and the Aqua Power 200 pump in accordance with the operating instructions. Position the water outlet so as to create the desired surface movement.The River LED Spot can then be fitted and adjusted to suit your preferences. Select your desired light colour, brightness and lighting duration. The rippling water surface, together with the LED Spot, creates the characteristic river effect.Allow the aquarium to cycle properly before introducing any animals. Check the water parameters regularly, particularly nitrite levels, and only introduce animals once conditions have stabilised.If necessary, clean the filter carefully using water taken from the aquarium to ensure that as many beneficial filter bacteria as possible are preserved. Regular partial water changes also help to maintain good water quality.Zoo Roco TipThe SuperFish River Aqua 60 is particularly appealing to aquascaping enthusiasts who wish to create a natural, small-scale stream landscape.Use a variety of natural stones, fine gravel and delicate roots to enhance the impression of a flowing stream. Dwarf aquatic plants, mosses and epiphytes that can be attached to stones or roots look particularly attractive.The combination of water movement and targeted LED lighting creates fascinating light reflections, which make the aquarium appear particularly lively.Due to its small water volume of 28 litres, we recommend the River Aqua 60 primarily as a planted aquarium or for suitable dwarf shrimps. This tank is not intended for keeping fish on a long-term basis.

Medaka Bio Filter Block – biological filter block for medakaMedaka Bio Filter Block – biological ceramic filter for Medaka bowls, mini-ponds and aquariums up to 50 litres. Promotes beneficial filter bacteria and clear water.The Medaka Bio Filter Block is a practical ceramic filter block specially developed for medaka bowls, small ponds and aquariums. It supports natural biological water purification and helps to create a stable and healthy living environment for Japanese rice fish (Oryzias latipes) and other small aquarium inhabitants.The highly porous ceramic structure provides a large surface area on which beneficial filter bacteria can colonise. These microorganisms play an important role in the biological breakdown of pollutants in the water. They help to break down ammonium, or ammonia, and nitrite as part of the natural nitrogen cycle.Unlike conventional motorised filters, the Medaka Bio Filter Block requires no mains power supply and no additional pump. It is simply placed directly into the water, where it provides a surface for beneficial bacteria to colonise. This is a straightforward way to support biological filtration, particularly in small medaka bowls and natural-looking mini-ponds.The filter block is suitable for water volumes of up to 50 litres and can be used in both medaka bowls and small freshwater aquariums. It is also suitable for tanks containing shrimp and other small fish.With the Medaka Bio Filter Block, you can easily support the biological balance of your aquarium or mini-pond. The durable ceramic block can be gently cleaned as required and can remain in the water permanently.Your benefits at a glance1 biological ceramic filter block includedFor medaka bowls, mini-ponds and aquariums up to 50 litresPorous ceramic structure with a large surface area for bacterial colonisationPromotes the colonisation of beneficial filter bacteriaSupports the biological breakdown of ammonia and nitriteWorks without electricity or an additional pumpSuitable for medaka, small aquarium fish and shrimpsEasy to use and gentle cleaningTechnical dataMaterial – porous ceramicDimensions – 15 × 10 × 2.5 cmWeight – approx. 210 gInstructions for useBefore using the Medaka Bio Filter Block for the first time, rinse it carefully with clear, preferably chlorine-free water and then place it directly into your Medaka bowl, mini pond or aquarium.Over time, the porous ceramic surface becomes colonised by beneficial filter bacteria. These support the natural breakdown of pollutants and help to stabilise the biological balance.Important information on usePlace the filter block completely underwaterPosition it, if possible, in a spot with gentle water movementIf necessary, clean carefully using water taken from the aquariumDo not use soap or chemical cleaning agentsThe bacterial cultures need time to develop sufficientlyThe Bio Filter Block supports biological water purification; however, with an appropriate fish stock, it does not generally replace a high-performance filter or regular water changes.Zoo Roco TipMedaka are often kept in decorative bowls or small mini-ponds, where strong water currents are deliberately avoided. It is precisely in such tanks that the Medaka Bio Filter Block can be a useful addition to natural water maintenance.We recommend using the filter block as early as possible when setting up the tank so that beneficial bacteria can develop.In combination with live aquatic plants, a suitable fish stock and regular partial water changes, a stable biological balance can be maintained.Check nitrite levels regularly, particularly in newly set-up tanks, as the biological filtration process only develops over time.

JBL ProNovo Snail 100 ml – snail food for pufferfish & co.JBL ProNovo Snail 100 ml – natural specialist food made from 100% freeze-dried freshwater snails with shells. Ideal for pufferfish, loaches and featherbarbel catfish.JBL ProNovo Snail 100 ml is a high-quality specialised food made from whole, gently freeze-dried freshwater snails complete with shells. The food is particularly suitable for snail-eating ornamental fish such as pufferfish, loaches and barbel catfish. Many of these species regularly eat snails in the wild, which is why JBL ProNovo Snail provides a natural food supplement.The whole snails, complete with their shells, encourage natural feeding behaviour. Whilst many fish pull the soft flesh out of the shell, larger species crack the shells directly. For pufferfish, this natural form of food can also support the necessary tooth wear.JBL ProNovo Snail is natural, gently freeze-dried and contains no additives or preservatives. This makes it suitable as a ‘ Haupt ’ or supplementary feed for specialised species, as well as a special treat for many other aquarium fish.Your benefits at a glance100% freeze-dried freshwater snails with shellsIdeal for pufferfish, loaches and feather-beard catfishSupports natural feeding behaviourNatural food form with shellCan support tooth wear in pufferfishGently freeze-driedNo additives and no preservativesDirections for useFeed JBL ProNovo Snail as a staple food or as a supplementary treat, depending on the fish species and their requirements. Only add as much food to the aquarium as the fish can consume within a short time. Any uneaten remains should be removed to ensure water quality remains stable.Once opened, store the food in a dry, cool place and keep it tightly sealed. JBL recommends using up an opened tin of food within about four months, if possible, to ensure that freshness and quality are maintained.Zoo Roco TipJBL ProNovo Snail is particularly suitable for pufferfish, as snails form part of their natural diet and the hard components can help with tooth wear. For pufferfish, you should also ensure a varied diet and suitable water parameters. For loaches and featherbarb catfish, ProNovo Snail can be used as a high-quality supplement to their normal diet.

JBL ProNovo Medaka Flakes XS 100 ml – Specialised food for medakaJBL ProNovo Medaka Flakes XS 100 ml – floating, prebiotic specialty food for medaka. Fine flakes with spirulina, salmon and prawns for Japanese rice fish. JBL ProNovo Medaka Flakes XS 100 ml is a high-quality specialised food for medaka, also known as Japanese rice fish. This floating flake food has been specially formulated to meet the needs of Oryzias latipes and is suitable for medaka of various sizes.Medaka have a rather small, upper-facing mouth and prefer to take their food at the water’s surface. That is why JBL ProNovo Medaka Flakes XS consist of fine, floating flakes in various sizes. This ensures that even young fish and smaller specimens can find suitable food particles. This is particularly useful, as medaka often breed when kept in good conditions.The formula is tailored to the medaka’s omnivorous diet and contains, amongst other things, 18% spirulina, salmon meal, prawn meal and plant-based ingredients. Dietary fibre supports good digestion, whilst the airtight and light-proof tin keeps the food fresh for a long time. The lid features measuring compartments, which allow for easy and precise feeding.Your benefits at a glanceSpecial floating food for medakaFor Japanese rice fish, Oryzias latipesFine XS flakes for small, surface-feeding fishDifferent flake sizes for young and adult fishPrebiotic formula to support digestionContains 18% spirulina, salmon and prawnsPackaged in an airtight and light-proof container with a handy dosing aidZoo Roco TipMedaka are lively, surface-dwelling fish and benefit from a fine, floating food. It is better to feed small amounts several times a day rather than one large portion at once. JBL ProNovo Medaka Flakes XS is particularly practical for groups containing young fish, as the food contains flakes of various sizes.

SuperFish Paludra 60 – Water and land in a planted landscapeWith the SuperFish Paludra 60, you can create a small natural landscape where water and land merge. Combine aquatic plants, emersed plants, roots and stones to create a tropical-inspired eye-catcher in your home.The paludarium measures 60 × 24 × 35.5 cm and has a water capacity of 10 litres. The included Eco LED 44–54 with 17 watts illuminates your planted landscape. An Aqua Power 200 pump ensures water circulation, whilst the integrated filter box with filter sponge mechanically removes suspended particles from the water.The scope of delivery also includes an EVA foam base. It evens out minor unevenness, supports the tank and helps to prevent stress on the glass.The water area can be used provided the water parameters are correct and the setup is suitable for shrimp. The combination of a planted land area and a water area offers you numerous possibilities for a personalised design.Your benefits at a glancePaludarium combining aquatic and terrestrial areasDimensions: 60 × 24 × 35.5 cmWater volume: 10 litresIncludes Eco LED 44–54 with 17 wattsIncludes Aqua Power 200 pumpHandy filter box with filter sponge for mechanical filtrationEVA foam underlay to even out minor unevennessSuitable for planted landscapes and a suitably set-up shrimp areaZoo Roco Tip: Use roots or stones to create a natural transition between water and land. When selecting plants, bear in mind which species can grow permanently underwater and which can grow with their leaves above the water’s surface.

JBL NanoBiotopol Betta 15 ml – Water conditioner for betta fishJBL NanoBiotopol Betta 15 ml – water conditioner for betta fish and nano-aquariums. Neutralises chlorine and heavy metals and protects gills, skin and fins.JBL NanoBiotopol Betta 15 ml is a water conditioner specially developed for small aquariums with fighting fish. It quickly treats tap water to make it suitable for fish and is ideal for setting up new aquariums, carrying out partial water changes or topping up water lost through evaporation.Tap water may contain substances that can be harmful to aquarium fish – for example, chlorine or heavy metals such as copper, zinc and lead. JBL NanoBiotopol Betta neutralises these substances, thereby making the water more suitable for betta species. According to the manufacturer, the product also helps to protect mucous membranes, gills, skin and fins.The handy 15 ml bottle is particularly suitable for nano-aquariums and small betta tanks. The drop-by-drop dosing system makes the water conditioner easy and economical to use. When setting up a new tank or carrying out a partial water change, add 2 drops per 1 litre of water.Directions for useAdd JBL NanoBiotopol Betta directly to the aquarium or to the prepared fresh water when setting up a new tank, carrying out a partial water change or topping up the water. Use 2 drops per 1 litre of water. For a partial water change, the dosage is calculated based on the volume of water being replaced.Always use the water conditioner whenever fresh tap water comes into contact with the aquarium. To maintain stable water parameters, the temperature, pH, hardness and nitrite levels should be checked regularly.Zoo Roco TipBetta fish are sensitive to poor water quality and significant fluctuations. Prepare fresh water with JBL NanoBiotopol Betta before every water change and ensure that the temperature matches that of the aquarium water as closely as possible. Regular but gentle water maintenance is particularly worthwhile in small aquariums.

JBL ProCristal Compact plus UV-C – water clarifier for aquariumsJBL ProCristal Compact plus UV-C 5 W and 11 W – compact UV-C water clarifier for freshwater and marine aquariums. Reduces floating algae, greenish and whitish cloudiness.The JBL ProCristal Compact plus UV-C is a compact UV-C water clarifier for freshwater and marine aquariums. It helps maintain clear and healthy aquarium water by quickly and efficiently reducing greenish and whitish cloudiness. A UV-C clarifier can be a useful addition to your filter system, particularly in cases of floating algae, bacterial cloudiness or increased bacterial load.The unit is connected to an external filter or a suitable pump in a space-saving manner. Thanks to the practically arranged inlet and outlet ports, the UV-C clarifier can be easily integrated into existing aquarium set-ups. The 5 W version has a minimum installation length of 32 cm, whilst the 11 W version has a minimum installation length of 42 cm.The JBL ProCristal Compact plus UV-C is available in two power ratings: the 5 W version is suitable for partial disinfection of aquariums up to 300 litres and for combating floating algae in tanks up to 100 litres, in each case with a pump delivering a maximum of 300 l/h. The 11 W version is suitable for partial disinfection in aquariums up to 800 litres and for combating floating algae in aquariums up to 200 litres, in each case with a pump with a maximum flow rate of 500 l/h. An integrated safety switch automatically switches off the UV-C lamp when the unit is opened.Your benefits at a glanceAvailable in 5-watt and 11-watt versionsSuitable for freshwater and saltwater aquariumsReduces greenish and whitish cloudiness in the waterHelps combat floating algae and bacterial cloudinessSupports partial disinfection and can reduce the risk of diseaseSpace-saving installation on an external filter or pumpWith a safety switch for automatic shut-off when openedTechnical specifications 5 wattsMinimum installation length: 32 cmPartial disinfection: for aquariums up to 300 litresFor combating floating algae: aquariums up to 100 litresRecommended pump capacity: max. 300 l/hTechnical specifications 11 wattsMinimum installation length: 42 cmPartial disinfection: for aquariums up to 800 litresFor combating floating algae: aquariums up to 200 litresRecommended pump capacity: max. 500 l/hDirections for useConnect the JBL ProCristal Compact plus UV-C to a suitable external filter or pump in accordance with the operating instructions. In aquariums, the UV-C unit is usually connected after the filter so that water that is as clear as possible and has been mechanically pre-cleaned flows through the UV-C clarifier.Ensure the flow rate is correct, as excessive pump output can reduce the contact time between the water and the UV-C light. The unit must only be operated when fully assembled and in accordance with the manufacturer’s instructions. Never look directly at UV-C light. Always disconnect from the mains before carrying out any maintenance work.Zoo Roco TipA UV-C clarifier is particularly helpful for green water caused by floating algae or milky-whitish cloudiness. However, it is no substitute for regular aquarium maintenance, water changes or identifying the root cause. You should also check the lighting duration, nutrient levels, stocking density and filter performance. For smaller aquariums, the 5 W version is usually sufficient; for larger tanks or where water quality is more heavily compromised, the 11 W version may be more appropriate.

JBL Fish-Catching Cup – a practical cup for catching aquarium fishJBL Fish-Catching Cup – a practical, transparent cup for the gentle catching, transferring and temporary storage of aquarium fish. With a handle for hanging on the aquarium.The JBL fish-catching cup is a practical accessory for the aquarium hobby and is ideal for the gentle catching, transferring and temporary storage of aquarium fish. It has been specially developed for catching fish and is a useful aid for both retail outlets and private aquariums. The transparent cup provides a clear view of the fish and makes it easier to monitor them during transfer.Thanks to its handle, the fish-catching cup can be conveniently hung on the aquarium. This leaves both hands free and ensures the cup is right where it’s needed. In addition to catching and transferring fish, the cup can also be used in a variety of ways for aquarium maintenance – for example, as a collection container for plant debris, algae, water testing equipment, food or small tools.The JBL fish-catching cup is also useful when setting up an aquarium. It can be used to distribute substrate, to collect cut plant roots or as a temporary container during maintenance work. This makes it a small but very useful tool for every aquarist.Your benefits at a glanceContents: 1 JBL fish-catching cupFor the gentle catching and transferring of aquarium fishAlso suitable for shrimps and other small aquarium inhabitantsTransparent cup for easy visual inspectionWith a handle for convenient hanging on the aquariumVersatile for maintenance, setting up and water changesIdeal as a collection container for plant cuttings or accessoriesA practical aid for home aquariums and retail displaysDirections for useIf required, hang the JBL fish-catching cup over the edge of the aquarium and fill it with aquarium water. Fish or shrimps can then be carefully transferred into the cup using a landing net. The cup is suitable for short-term storage whilst carrying out maintenance work, for selecting individual fish or for gentle relocation.Clean the fish-catching cup with clean water after use. Do not use any cleaning agents, as residues can be harmful to aquarium inhabitants. The cup should not be used for prolonged periods of quarantine or temporary housing.Zoo Roco TipThe JBL fish-catching cup is particularly handy if you don’t want to lift fish straight out of the water with a landing net. Use it in conjunction with a fine-mesh landing net: this allows fish to be gently guided into the cup first and then transferred with less stress. The cup is also very useful when pruning plants, as cut plant parts can be collected directly.

Arka myAqua 3800 Reverse Osmosis System – high-performance water treatmentArka myAqua 3800 Reverse Osmosis System – a high-performance reverse osmosis system for freshwater and saltwater aquariums. Up to 3,800 litres per day, approx. 1:1 water ratio and up to 99% salt retention.The ARKA myAqua 3800 osmosis system is a high-performance reverse osmosis system for producing high-quality osmosis water for aquariums. It is suitable for both freshwater and saltwater aquariums and is ideal when large quantities of pure source water are required.With a daily output of up to 3,800 litres of reverse osmosis water, or approximately 2.6 litres per minute, the system is particularly efficient. The Arka myAqua 3800 removes up to 99% of salts as well as many undesirable substances such as pollutants, bacteria, pesticides and heavy metals from tap water. This provides you with a controllable basis for stable water parameters in the aquarium.Thanks to a water yield ratio of approximately 1:1 (osmosis water to waste water), the system operates much more economically than many conventional osmosis systems. The integrated, long-lasting pressure booster pump supports high output and ensures reliable operation. The Arka myAqua 3800 is supplied with a wall bracket and suitable accessories and can be connected to standard domestic water mains.The reverse osmosis system is particularly recommended for aquarists who regularly carry out large water changes, set up saltwater tanks or wish to care for sensitive animals and plants with water parameters that are as constant as possible.Your benefits at a glanceContents: 1 Arka myAqua 3800 reverse osmosis system including accessoriesUp to 3,800 litres of reverse osmosis water per dayApprox. 2.6 litres of reverse osmosis water per minuteUp to 99% salt retention capacityFilters out pollutants, bacteria, pesticides and heavy metalsAn efficient ratio of approximately 1:1 between reverse osmosis water and waste waterWith a durable pressure booster pumpSuitable for freshwater and saltwater aquariumsTechnical specificationsOperating pressure: 1–4.5 barSuitable water temperature: 5–45 °CPower consumption: 120 W, standby 1–2 WVoltage: 24 VDimensions: approx. 432 × 163 × 486 mmInstructions for useConnect the Arka myAqua 3800 to a suitable domestic water supply in accordance with the operating instructions. Ensure that the operating pressure and water temperature remain within the specified ranges. The osmosis water produced can then be used for water changes, for preparing seawater or for precisely adjusting water parameters.Before first use and after changing filters or membranes, the system should be flushed in accordance with the manufacturer’s instructions. Filter performance should be checked regularly based on the osmosis water parameters and the production rate. The quality, temperature and pressure of the tap water can affect the actual water yield and the quality of the osmosis water.Zoo Roco TipFor sensitive aquarium inhabitants, shrimps, planted tanks and marine aquariums, reverse osmosis water provides an excellent basis for precisely and consistently maintaining water parameters. If necessary, use suitable hardness-increasing salts or seawater salt to ensure the water is optimally adapted to the specific animals and plants in the tank. Check the water parameters regularly using suitable test kits or a conductivity meter.

Ammania gracilis – red stem plant for aquascapingAmmania gracilis – a decorative red stem plant for the midground and background. Ideal for aquascaping, with beautiful colouration when provided with light, CO₂ and a good supply of nutrients.Ammania gracilis is an attractive stem plant for freshwater aquariums and is particularly popular in aquascaping. The plant produces elongated, slightly wavy leaves which, depending on light and nutrient levels, can range in colour from greenish to coppery to a rich reddish hue. This allows it to add beautiful splashes of colour to the aquarium and makes it ideal as an eye-catching feature in the midground or background.Under good conditions, Ammania gracilis grows upright and can reach a height of around 20 to 50 cm. To develop an intense red colour, the plant requires medium to strong lighting, a good supply of nutrients and, ideally, CO₂ supplementation. It develops its full colour particularly well under strong light and with sufficient micronutrients.Ammania gracilis is suitable for planted aquariums, aquascapes and ‘ Holland ’ aquariums. Regular trimming keeps the plant compact and encourages bushier branching. The cut shoot tips can be replanted directly into the substrate.Your benefits at a glanceAttractive red stem plant for aquariumsIdeal for the midground and backgroundAdds lovely splashes of colour to the aquascapeGrowth height approx. 20–50 cmParticularly beautiful colouration under good lightingBenefits from CO₂ injection and nutrient fertilisationEasy to propagate by pruningHeight: approx. 20–50 cmInstructions for useBefore planting, carefully remove the pot, rockwool or transport material from the roots. If necessary, divide the plant into smaller sections and plant the individual stems in the substrate, leaving a little space between them. This ensures the shoots receive enough light and can develop well.Ammania gracilis prefers a bright spot in the aquarium. Moderate to strong lighting, as well as a regular supply of macro- and micronutrients, promote healthy growth and vibrant colouration. Adding CO₂ is recommended, as the plant grows significantly more vigorously and with more intense colour when supplied with sufficient CO₂.Regular pruning encourages bushier growth. The cut shoot tips can be replanted as cuttings.Zoo Roco TipTo develop a beautiful red to copper-coloured hue, Ammania gracilis requires plenty of light and a steady supply of nutrients. Do not plant the stems too densely, so that the lower leaves also receive sufficient light. When combined with light-green plants, this creates a particularly beautiful colour contrast in the aquarium.

TetraMin Large Flakes 1L – XL flake food for larger ornamental fishTetraMin Large Flakes 1L – a complete XL flake food for larger freshwater ornamental fish. Easily digestible, stays afloat for a long time and is ideal for community aquariums. Tetra TetraMin Large Flakes 1L, also known as TetraMin XL Flakes, are a balanced staple food for larger freshwater ornamental fish. The extra-large flakes are tailored to the feeding habits of larger aquarium fish and are ideal for a complete daily diet. The flakes initially float at the water’s surface for a long time before sinking slowly. This allows both surface-feeding fish and those in the middle water zone to readily consume the food. This makes TetraMin Large Flakes particularly suitable for community aquariums with a mixed fish population. The carefully balanced formula contains high-quality nutrients, vitamins, minerals and trace elements. Naturally occurring prebiotics support the fish’s digestion and bodily functions. The food promotes vitality, growth and vibrant colours, and can help improve water quality thanks to its high digestibility. TetraMin’s BioActive Formula also helps to boost the fish’s resistance.Your benefits at a glanceExtra-large flakes for larger freshwater ornamental fishComplete staple food for daily feedingStays afloat for a long time and sinks slowlyIdeal for mixed fish populations in community aquariumsSupports vitality, growth and vibrant coloursWith prebiotics to support feed utilisationEasily digestible and water-friendlyFree from colourings and added preservativesContains 1 litre of flake foodInstructions for useFeed TetraMin Large Flakes several times a day in small portions. Only add as much food to the aquarium as your fish can consume completely within a few minutes. Any uneaten food should be removed to maintain water quality.Zoo Roco TipTetraMin Large Flakes are ideal if standard flakes are too small for your fish or are eaten too quickly by smaller aquarium inhabitants. As they sink slowly, fish in the middle water zone can also reach their food easily.