{"title":"CO2 Technology \u0026amp; Accessories","description":"\u003cp\u003e CO₂ technology \u0026amp; accessories for aquariums\u003cbr\u003e\u003cbr\u003e In this category you will find everything you need for stable and safe CO₂ fertilization.\u003cbr\u003e Complete systems (disposable \u0026amp; reusable), precise pressure reducers, solenoid valves for night shut-off, diffusers \u0026amp; reactors, drop checkers, bubble counters, check valves as well as CO₂ hoses and adapters.\u003cbr\u003e\u003cbr\u003e From nano tanks to XL aquascapes – we offer suitable sets and individual parts that can be flexibly combined.\u003cbr\u003e \u003cbr\u003eTip: A target range of 20–30 mg\/l CO₂, fine-bubble diffusion and regular monitoring ensure constant values ​​and healthy growth.\u003c\/p\u003e","products":[{"product_id":"aquanova-co-druckregler-gold-serie","title":"Aquanova CO₂ Pressure Regulator Gold Series","description":"\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cbr\u003e Aquanova CO₂ Pressure Regulator – Gold Series\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e The Aquanova \u003cstrong data-end=\"319\" data-start=\"305\"\u003eGold Series\u003c\/strong\u003e CO₂ pressure regulator combines precise control with an elegant finish. Ideal for aquascapes and planted aquariums where stable CO₂ levels and fine adjustment are crucial. Robust materials, a sensitive needle valve, and easy-to-read pressure gauges ensure reliable operation – from nano tanks to large layouts.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cstrong data-end=\"663\" data-start=\"641\"\u003ePrecise dosing:\u003c\/strong\u003e finely adjustable needle valve for a stable bubble rate\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-end=\"740\" data-start=\"722\"\u003eTwo pressure gauges\u003c\/strong\u003e (bottle and working pressure) for full control at a glance\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-end=\"831\" data-start=\"808\"\u003eConstant performance:\u003c\/strong\u003e pressure-stable CO₂ release for healthy plant growth\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-end=\"912\" data-start=\"890\"\u003eElegant gold finish:\u003c\/strong\u003e high-quality appearance and scratch-resistant surface\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-end=\"989\" data-start=\"970\"\u003eSafe \u0026amp; leak-proof:\u003c\/strong\u003e recoil-resistant design and standardized connections\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-end=\"1073\" data-start=\"1049\"\u003eVersatile use:\u003c\/strong\u003e compatible with common CO₂ diffusers, reactors \u0026amp; inline atomizers\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp data-end=\"1556\" data-start=\"1536\"\u003e\u003cbr\u003e \u003cstrong\u003eInstallation:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli data-end=\"1668\" data-start=\"1560\"\u003e Place the pressure regulator firmly onto the CO₂ bottle by hand and tighten with a suitable tool (do not overtighten).\u003c\/li\u003e\n\n\u003cli data-end=\"1746\" data-start=\"1672\"\u003e Set the working pressure, then slowly increase the bubble rate at the needle valve.\u003c\/li\u003e\n\n \u003cli data-end=\"1820\" data-start=\"1750\"\u003eFine-tune using a drop checker (green ≈ 20–30 mg\/l) and bubble counter.\u003c\/li\u003e\n\n\u003cli data-end=\"1894\" data-start=\"1824\"\u003e When using a solenoid valve: Switch on\/off the light 1 hour before switching it on\/off.\u003c\/li\u003e\n\n\u003cli data-end=\"1970\" data-start=\"1898\"\u003e Regularly check for leaks using leak detection spray; keep the diffuser clean.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eScope of delivery:\u003c\/strong\u003e Gold series pressure regulator, installation instructions\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52602118537543,"sku":null,"price":54.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/Kopie_von_Kopie_von_Mini_Wasserfall_1.png?v=1761131935"},{"product_id":"aquanova-co-druckregler-gold-serie-mit-magnetventil-nachtabschaltung","title":"Aquanova CO₂ pressure regulator Gold series with solenoid valve (night shut-off)","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e Aquanova CO₂ Pressure Regulator – Gold Series\u003cbr\u003e with solenoid valve (night shut-off)\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e The Aquanova \u003cstrong data-start=\"305\" data-end=\"319\"\u003eGold Series\u003c\/strong\u003e CO₂ pressure regulator combines precise control with an elegant finish. Ideal for aquascapes and planted aquariums where stable CO₂ levels and fine adjustment are crucial. Robust materials, a sensitive needle valve, and easy-to-read pressure gauges ensure reliable operation – from nano tanks to large layouts.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli data-end=\"534\" data-start=\"258\"\u003e \n\u003cstrong data-end=\"491\" data-start=\"456\"\u003eSolenoid valve (night shut-off)\u003c\/strong\u003e : Saves CO₂ and prevents pH fluctuations overnight – simply connect to a timer switch\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-start=\"641\" data-end=\"663\"\u003ePrecise dosing:\u003c\/strong\u003e finely adjustable needle valve for a stable bubble rate\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-start=\"722\" data-end=\"740\"\u003eTwo pressure gauges\u003c\/strong\u003e (bottle and working pressure) for full control at a glance\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-start=\"808\" data-end=\"831\"\u003eConstant performance:\u003c\/strong\u003e pressure-stable CO₂ release for healthy plant growth\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-start=\"890\" data-end=\"912\"\u003eElegant gold finish:\u003c\/strong\u003e high-quality appearance and scratch-resistant surface\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-start=\"970\" data-end=\"989\"\u003eSafe \u0026amp; leak-proof:\u003c\/strong\u003e recoil-resistant design and standardized connections\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cstrong data-start=\"1049\" data-end=\"1073\"\u003eVersatile use:\u003c\/strong\u003e compatible with common CO₂ diffusers, reactors \u0026amp; inline atomizers\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp data-start=\"1536\" data-end=\"1556\"\u003e\u003cbr\u003e \u003cstrong\u003eInstallation:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n \u003cli data-start=\"1560\" data-end=\"1668\"\u003ePlace the pressure regulator firmly onto the CO₂ bottle by hand and tighten with a suitable tool (do not overtighten).\u003c\/li\u003e\n\n\u003cli data-start=\"1672\" data-end=\"1746\"\u003e Set the working pressure, then slowly increase the bubble rate at the needle valve.\u003c\/li\u003e\n\n\u003cli data-start=\"1750\" data-end=\"1820\"\u003e Fine-tune using a drop checker (green ≈ 20–30 mg\/l) and bubble counter.\u003c\/li\u003e\n\n\u003cli data-start=\"1824\" data-end=\"1894\"\u003e When using a solenoid valve: switch the light on\/off 1 hour before, ideally simply controlled via a timer switch.\u003c\/li\u003e\n\n\u003cli data-start=\"1898\" data-end=\"1970\"\u003e Regularly check for leaks using leak detection spray; keep the diffuser clean.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eScope of delivery:\u003c\/strong\u003e Gold series pressure regulator with solenoid valve, installation instructions\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52602177585479,"sku":null,"price":69.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_2.png?v=1761132300"},{"product_id":"aquanova-co-blasenzahler-aus-metall-gold-serie","title":"Aquanova CO₂ Metal Bubble Counter, Gold Series","description":"\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cbr\u003e \u003cstrong\u003eAquanova CO₂ Metal Bubble Counter\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e Robust, precise bubble counter for fine CO₂ dosing in planted aquariums. The metal housing ensures durability and a secure hold, while the transparent chamber allows for accurate reading of the bubble count.\u003cbr\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli data-end=\"362\" data-start=\"269\"\u003e\n\n \u003cstrong data-end=\"295\" data-start=\"269\"\u003eSturdy metal housing\u003c\/strong\u003e – resistant, durable and insensitive to microcracks\u003c\/li\u003e\n\n\u003cli data-end=\"458\" data-start=\"365\"\u003e\n\n \u003cstrong data-end=\"396\" data-start=\"365\"\u003eClearly readable scale\/chamber\u003c\/strong\u003e – uniform, easily visible bubbles for precise adjustment\u003c\/li\u003e\n\n\u003cli data-end=\"552\" data-start=\"461\"\u003e\n\n \u003cstrong data-end=\"496\" data-start=\"461\"\u003eSecure hose fittings\u003c\/strong\u003e – for 4\/6 mm CO₂ tubing, high hold without slipping\u003c\/li\u003e\n\n\u003cli data-end=\"654\" data-start=\"555\"\u003e \n\u003cstrong data-end=\"576\" data-start=\"555\"\u003eEasy to maintain\u003c\/strong\u003e – can be disassembled for cleaning and refilling without tools\/in just a few steps\u003c\/li\u003e\n\n\u003cli data-end=\"739\" data-start=\"657\"\u003e\n\n \u003cstrong data-end=\"677\" data-start=\"657\"\u003eCompact design\u003c\/strong\u003e – fits discreetly in a base cabinet or at the filter outlet \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp data-end=\"1015\" data-start=\"951\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"1015\" data-start=\"951\"\u003e \u003cstrong\u003eIncluded in delivery:\u003c\/strong\u003e AquaNova CO₂ bubble counter made of metal\u003c\/p\u003e\n\n\u003cp data-end=\"1015\" data-start=\"951\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52602464043335,"sku":null,"price":7.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/newcounterxrizukqpwvh5p.jpg?v=1761135535"},{"product_id":"aquanova-co-blasenzahler-aus-glas","title":"Aquanova CO₂ Glass Bubble Counter","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e \u003cstrong\u003eAquanova CO₂ Glass Bubble Counter\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e The \u003cstrong data-start=\"121\" data-end=\"155\"\u003eAquaNova glass bubble counter\u003c\/strong\u003e displays the number of bubbles clearly and quietly – ideal for fine-tuning your CO₂ supply.\u003cbr\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli data-start=\"260\" data-end=\"346\"\u003e\n\n \u003cstrong data-start=\"260\" data-end=\"287\"\u003eCrystal-clear reading:\u003c\/strong\u003e Smooth bubble flow for precise bubble count adjustment.\u003c\/li\u003e\n\n\u003cli data-start=\"349\" data-end=\"437\"\u003e\n\n \u003cstrong data-start=\"349\" data-end=\"370\"\u003eElegant glass design:\u003c\/strong\u003e Discreet in the tank or on the edge – a perfect match for aquascapes.\u003c\/li\u003e\n\n\u003cli data-start=\"440\" data-end=\"508\"\u003e\n\n \u003cstrong data-start=\"440\" data-end=\"467\"\u003eCO₂-safe \u0026amp; durable:\u003c\/strong\u003e Made from robust borosilicate glass\u003c\/li\u003e\n\n\u003cli data-start=\"511\" data-end=\"583\"\u003e \n\u003cstrong data-start=\"511\" data-end=\"532\"\u003eEasy installation:\u003c\/strong\u003e For 4\/6 mm CO₂ tubing; can be installed vertically.\u003c\/li\u003e\n\n\u003cli data-start=\"586\" data-end=\"661\"\u003e\n\n \u003cstrong data-start=\"586\" data-end=\"609\"\u003eEasy to maintain:\u003c\/strong\u003e Quick to clean, easy to descale if necessary.\u003cbr\u003e\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp data-start=\"951\" data-end=\"1015\"\u003e \u003cstrong\u003eIncluded in delivery:\u003c\/strong\u003e AquaNova CO₂ bubble counter made of glass\u003c\/p\u003e\n\n\u003cp data-start=\"951\" data-end=\"1015\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52602510606663,"sku":null,"price":4.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/Kopie_von_Kopie_von_Mini_Wasserfall_5_4c39ee69-611f-49e2-bcfc-a6aec474d5d2.png?v=1761135831"},{"product_id":"aquanova-ruckschlagventil","title":"Aquanova check valve 4\/6mm","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e \u003cstrong\u003eAquanova check valve\u003cbr\u003e\u003c\/strong\u003e for standard 4\/6mm hoses\u003cbr\u003e\u003cbr\u003e Reliably protects pressure reducers, solenoid valves, bubble counters, and air diaphragm pumps from backflowing aquarium water.\u003cbr\u003e\u003cbr\u003e The \u003cstrong data-start=\"170\" data-end=\"199\"\u003eAquaNova check valve\u003c\/strong\u003e allows gas to flow in only \u003cstrong data-start=\"217\" data-end=\"234\"\u003eone direction\u003c\/strong\u003e – ideal for CO₂ systems and air pumps in planted aquariums.\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"951\" data-end=\"1015\"\u003e \u003cstrong\u003eScope of delivery:\u003c\/strong\u003e Aquanova check valve 4\/6mm\u003c\/p\u003e\n\n\u003cp data-start=\"951\" data-end=\"1015\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52602607206727,"sku":null,"price":0.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_6.png?v=1761137237"},{"product_id":"aquanova-co-diffusor-aus-edelstahl","title":"Aquanova CO₂ Diffuser made of stainless steel, Hang On 27cm","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e Aquanova CO₂ Diffuser made of stainless steel, Hang On 27cm\u003cbr\u003e\u003cbr\u003e Elegant stainless steel hang-on diffuser for fine CO₂ atomization and an unobtrusive look in the pool.\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e The \u003cstrong data-start=\"154\" data-end=\"194\"\u003ereplaceable ceramic membrane disc\u003c\/strong\u003e produces very fine bubbles; the \u003cstrong data-start=\"228\" data-end=\"257\"\u003eoverall length of approximately 27 cm\u003c\/strong\u003e makes it ideal for taller aquariums.\u003c\/p\u003e\n\n \u003cp data-end=\"534\" data-start=\"258\"\u003eConnection for \u003cstrong data-start=\"309\" data-end=\"332\"\u003e4\/6-mm CO₂ tubing\u003c\/strong\u003e .\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"951\" data-end=\"1015\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Stainless steel diffuser","offer_id":52604222308679,"sku":null,"price":21.9,"currency_code":"EUR","in_stock":true},{"title":"Replacement disc \/ membrane","offer_id":52604222341447,"sku":null,"price":5.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_16.png?v=1761150885"},{"product_id":"aquanova-co-diffusor-aus-glas","title":"Aquanova CO₂ Glass Diffuser","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e Aquanova CO₂ Glass Diffuser\u003cbr\u003e Available in common sizes (e.g. \u003cstrong data-start=\"323\" data-end=\"332\"\u003e20 mm\u003c\/strong\u003e , \u003cstrong data-start=\"334\" data-end=\"343\"\u003e28 mm\u003c\/strong\u003e , \u003cstrong data-start=\"345\" data-end=\"354\"\u003e50 mm\u003c\/strong\u003e “Japanese style”)\u003cbr\u003e\u003cbr\u003e Discreet CO₂ injection with fine microbubble dispersal:\u003cbr\u003e The \u003cstrong data-start=\"103\" data-end=\"129\"\u003eAquaNova glass diffuser\u003c\/strong\u003e is made of high-quality laboratory glass and uses a \u003cstrong data-start=\"180\" data-end=\"209\"\u003eceramic membrane disc\u003c\/strong\u003e for efficient diffusion.\u003cbr\u003e\u003cbr\u003e Includes \u003cstrong data-start=\"247\" data-end=\"259\"\u003esuction cup\u003c\/strong\u003e for secure attachment.\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e Connection for \u003cstrong data-start=\"309\" data-end=\"332\"\u003e4\/6-mm CO₂ tubing\u003c\/strong\u003e .\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"951\" data-end=\"1015\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"20mm","offer_id":52604231418183,"sku":null,"price":5.9,"currency_code":"EUR","in_stock":true},{"title":"28mm","offer_id":52604350234951,"sku":null,"price":6.9,"currency_code":"EUR","in_stock":true},{"title":"50mm","offer_id":52604350267719,"sku":null,"price":12.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_19.png?v=1761151362"},{"product_id":"aquanova-co-flasche-mehrweg-2-liter","title":"Aquanova CO₂ reusable bottle, 2 liters","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e Aquanova CO₂ reusable bottle, 2 liters\u003cbr\u003e \u003cbr\u003eRobust, \u003cstrong data-end=\"99\" data-start=\"59\"\u003erefillable 2-liter CO₂ bottle\u003c\/strong\u003e for the reliable supply of planted aquariums.\u003cbr\u003e\u003cbr\u003e Contents: 2 liters, Max. 1500g\u003cbr\u003e Operating pressure: 150 BAR\u003cbr\u003e Height including handle: 41.5cm\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e Made in Europe, with \u003cstrong data-end=\"205\" data-start=\"179\"\u003e10-year TÜV certification\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52604386738503,"sku":null,"price":84.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/2L3D_1920x1920_669f2544-56b4-435a-987a-c89cb4a6aab0.jpg?v=1761151744"},{"product_id":"aquanova-co-flasche-mehrweg-5-liter","title":"Aquanova CO₂ reusable bottle, 5 liters","description":"\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cbr\u003e Aquanova CO₂ reusable bottle, 5 liters\u003cbr\u003e\u003cbr\u003e Robust, \u003cstrong data-start=\"59\" data-end=\"99\"\u003erefillable 5-liter CO₂ bottle\u003c\/strong\u003e for the reliable supply of planted aquariums.\u003cbr\u003e\u003cbr\u003e Contents: 2 liters, Max. 3000g\u003cbr\u003e Operating pressure: 150 BAR\u003cbr\u003e Height including handle: 54.5cm\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e Made in Europe, with \u003cstrong data-start=\"179\" data-end=\"205\"\u003e10-year TÜV certification\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52604422455623,"sku":null,"price":109.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/5L_3D_1920x1920_14c12119-0b93-4313-8a6b-0f31e1847c2d.jpg?v=1761152146"},{"product_id":"aquanova-co-flasche-mehrweg-8-liter","title":"Aquanova CO₂ reusable bottle, 8 liters","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e Aquanova CO₂ reusable bottle, 8 liters\u003cbr\u003e\u003cbr\u003e Robust, \u003cstrong data-end=\"99\" data-start=\"59\"\u003erefillable 8-liter CO₂ bottle\u003c\/strong\u003e for the reliable supply of planted aquariums.\u003cbr\u003e\u003cbr\u003e Contents: 8 liters, Max. 4,800g\u003cbr\u003e Operating pressure: 150 BAR \u003cbr\u003eHeight including handle: 77cm\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e Made in Europe, with \u003cstrong data-end=\"205\" data-start=\"179\"\u003e10-year TÜV certification\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52604446867783,"sku":null,"price":129.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/8L3D_1920x1920_262a8f5f-bd7e-4508-b9cb-c67f0209fad2.jpg?v=1761152260"},{"product_id":"aquanova-co-test-indikatorflussigkeit","title":"Aquanova CO₂ Test Indicator Fluid","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e \u003cstrong\u003eAquanova CO₂ Test Indicator Fluid\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e Refill fluid for CO₂ glass \u003ca href=\"https:\/\/terboven-aquaristik-shop.de\/products\/aquanova-co-glasindikator-drop-checker\"\u003edrop checkers\u003c\/a\u003e .\u003cbr\u003e\u003cbr\u003e Reliably indicates the CO₂ level in the aquarium via color change: \u003cstrong data-start=\"249\" data-end=\"268\"\u003eBlue = too little\u003c\/strong\u003e , \u003cstrong data-start=\"270\" data-end=\"300\"\u003eGreen = optimal (≈ 30 mg\/l)\u003c\/strong\u003e , \u003cstrong data-start=\"302\" data-end=\"320\"\u003eYellow = too high\u003c\/strong\u003e .\u003cbr\u003e\u003cbr\u003e For application, \u003cstrong data-start=\"347\" data-end=\"361\"\u003e15 drops\u003c\/strong\u003e are placed in the glass indicator.\u003cbr\u003e The display is permanent with a slight delay.\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52604590489927,"sku":null,"price":4.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/Kopie_von_Kopie_von_Mini_Wasserfall_20.png?v=1761153024"},{"product_id":"aquanova-co-glasindikator-drop-checker","title":"Aquanova CO₂ glass indicator (Drop Checker)","description":"\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cbr\u003e \u003cstrong\u003eAquanova CO₂ glass indicator (Drop Checker)\u003cbr\u003e\u003c\/strong\u003e \u003cbr\u003eThe AquaNova CO₂ glass indicator is used to monitor the CO₂ concentration in the aquarium.\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e When used with AquaNova \u003ca href=\"https:\/\/terboven-aquaristik-shop.de\/products\/aquanova-co-test-indikatorflussigkeit\"\u003eindicator fluid,\u003c\/a\u003e the water changes color. This allows you to determine whether the CO₂ level is too high, too low, or optimally adjusted. Other testing methods only offer a single measurement – ​​with the glass indicator, you can perform continuous monitoring.\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e The CO₂ indicator is made of very high-quality glass and is suitable for any aquarium.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52604649800007,"sku":null,"price":6.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_21.png?v=1761153628"},{"product_id":"aquanova-co-glasbogen","title":"Aquanova CO₂ Glass Arch","description":"\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cbr\u003e \u003cstrong\u003eAquanova CO₂ Glass Arch\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e \u003cspan id=\"wpaicg-chat-message-45099\"\u003eThe AquaNova CO₂ glass arc is a useful accessory for CO₂ systems in aquariums. It ensures that the CO₂ tubing is routed neatly and without kinks over the edge of the tank, and that the\u003c\/span\u003e CO₂ supply is distributed evenly and finely in the water.\u003cbr\u003e\u003c\/p\u003e\n\n \u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cstrong\u003eAvailable variants:\u003c\/strong\u003e\u003cbr\u003e • Glass arches 4x10mm\u003cbr\u003e • Glass arches 4x15mm\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"4x10mm","offer_id":52604706226503,"sku":null,"price":2.9,"currency_code":"EUR","in_stock":true},{"title":"4x15mm","offer_id":52604706259271,"sku":null,"price":3.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_22.png?v=1761154127"},{"product_id":"aquanova-co-edelstahlbogen","title":"Aquanova CO₂ stainless steel bow","description":"\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cbr\u003e \u003cstrong\u003eAquanova CO₂ stainless steel bow\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e \u003cspan id=\"wpaicg-chat-message-45099\"\u003eThe AquaNova stainless steel CO₂ elbow is a useful accessory for CO₂ systems in aquariums. It ensures that the CO₂ tubing is routed neatly and without kinks over the edge of the tank, and that the\u003c\/span\u003e CO₂ supply is distributed evenly and finely in the water.\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e \u003cstrong\u003eAvailable variants:\u003c\/strong\u003e\u003cbr\u003e • Stainless steel bend 4x15mm\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Default Title","offer_id":52604718973255,"sku":null,"price":4.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_23.png?v=1761154707"},{"product_id":"aquanova-co-inlinediffusor","title":"Aquanova CO₂ Inline Diffuser","description":"\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003cbr\u003e Aquanova CO₂ Inline Diffuser\u003cbr\u003e CO₂ diffuser for \u003cstrong data-start=\"143\" data-end=\"180\"\u003einline mounting on the filter hose\u003c\/strong\u003e – this keeps the pool free of additional equipment.\u003cbr\u003e \u003cbr\u003eWith \u003cstrong data-start=\"239\" data-end=\"282\"\u003ereplaceable ceramic disc (Ø 19 mm)\u003c\/strong\u003e for fine CO₂ diffusion \u003cstrong data-start=\"309\" data-end=\"344\"\u003eacross the entire disc surface\u003c\/strong\u003e . Suitable for \u003cstrong data-start=\"359\" data-end=\"391\"\u003esmall to medium-sized aquariums\u003c\/strong\u003e .\u003cbr\u003e\u003cbr\u003e For hose connections of 12\/16mm and 16\/21mm (filter) as well as 4\/6mm CO2.\u003cbr\u003e The overall size of the diffuser is 12x4cm.\u003c\/p\u003e\n\n\u003cp data-end=\"534\" data-start=\"258\"\u003e\u003c\/p\u003e","brand":"Aquanova","offers":[{"title":"Inline diffuser","offer_id":52604725133639,"sku":null,"price":18.9,"currency_code":"EUR","in_stock":true},{"title":"Replacement disc \/ membrane","offer_id":52604725166407,"sku":null,"price":5.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/KopievonKopievonMiniWasserfall_24.png?v=1761155503"},{"product_id":"co2-druckschlauch-4-6mm-schwarz-meterware","title":"CO2 pressure hose 4\/6mm black, sold by the meter","description":"\u003cp\u003e\u003cbr\u003e CO2 pressure hose 4\/6mm\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e black\u003c\/li\u003e\n\n\u003cli\u003e max: 13 bar \/ 20°C.\u003c\/li\u003e\n\n\u003cli\u003e Operating range: -10°C to 40°C.\u003cbr\u003e\u003cbr\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003cstrong\u003eSold by the meter.\u003c\/strong\u003e Please select the length in meters via the quantity field.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Aqualight","offers":[{"title":"Default Title","offer_id":52614723928391,"sku":null,"price":1.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/Erllenzapfen_5.png?v=1761289824"},{"product_id":"aqualight-ph-controller-ph-201-mit-elektrode","title":"Aqualight pH Controller PH-201 with electrode","description":"\u003cp data-start=\"258\" data-end=\"534\"\u003e\u003cbr\u003e Aqualight pH Controller PH-201 with electrode\u003cbr\u003e\u003cbr\u003e The PH-201 continuously measures and controls your pH-dependent devices – ideal for \u003cstrong data-start=\"225\" data-end=\"254\"\u003eCO₂ solenoid valve control\u003c\/strong\u003e in freshwater or saltwater aquariums.\u003cbr\u003e\u003cbr\u003e The switchable control direction (HI\/LO) allows you to lower the pH (e.g., CO₂ addition) or raise it (e.g., limewater).\u003c\/p\u003e\n\n\u003cp data-start=\"258\" data-end=\"534\"\u003e \u003cstrong data-start=\"407\" data-end=\"434\"\u003eTwo-point calibration\u003c\/strong\u003e (pH 7 and pH 4\/9) ensures reliable values.\u003cbr\u003e \u003cbr\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca href=\"https:\/\/aqualight.de\/media\/pdf\/8d\/f7\/77\/Ph-controller201.pdf?srsltid=AfmBOorKg2riSPa1FOX0jUOfEcFCmIR0uAGgyCaYqkT46NdqXDim039-\" rel=\"noopener\" alt=\"https:\/\/aqualight.de\/media\/pdf\/8d\/f7\/77\/Ph-controller201.pdf?srsltid=AfmBOorKg2riSPa1FOX0jUOfEcFCmIR0uAGgyCaYqkT46NdqXDim039-\" class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" target=\"_blank\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between overflow-hidden\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli data-start=\"539\" data-end=\"699\"\u003e \n\u003cstrong data-start=\"539\" data-end=\"555\"\u003eMeasuring range:\u003c\/strong\u003e 0.00–14.00 pH · \u003cstrong data-start=\"572\" data-end=\"592\"\u003eAdjustment range:\u003c\/strong\u003e 3.50–10.50 pH · \u003cstrong data-start=\"609\" data-end=\"623\"\u003eResolution:\u003c\/strong\u003e 0.01 pH · \u003cstrong data-start=\"634\" data-end=\"650\"\u003eAccuracy:\u003c\/strong\u003e ±0.1 pH. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca href=\"https:\/\/aqualight.de\/en\/shop\/water-treatment-chemicals\/co2-technique\/235\/ph-meter-and-controller-ph-201?srsltid=AfmBOooWgr5nAT4hzWcE-K3AA87kMX7XROJHkgy9HACFP6ZmWMRGU8nf\" rel=\"noopener\" alt=\"https:\/\/aqualight.de\/en\/shop\/water-treatment-chemicals\/co2-technique\/235\/ph-meter-and-controller-ph-201?srsltid=AfmBOooWgr5nAT4hzWcE-K3AA87kMX7XROJHkgy9HACFP6ZmWMRGU8nf\" class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" target=\"_blank\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between overflow-hidden\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"702\" data-end=\"905\"\u003e \n\u003cstrong data-start=\"702\" data-end=\"731\"\u003eControl direction switchable\u003c\/strong\u003e (HI-A \/ LO-A) for pH reduction or increase; \u003cstrong data-start=\"779\" data-end=\"809\"\u003erelay socket 5 A\/240 V\u003c\/strong\u003e switches the connected device (e.g. solenoid valve).\u003c\/li\u003e\n\n\u003cli data-start=\"908\" data-end=\"1033\"\u003e \n\u003cstrong data-start=\"908\" data-end=\"925\"\u003eCalibration:\u003c\/strong\u003e pH 7 (CAL) + pH 4\/9 (SLOPE) – quick and precise results. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003ca href=\"https:\/\/aqualight.de\/media\/pdf\/8d\/f7\/77\/Ph-controller201.pdf?srsltid=AfmBOorKg2riSPa1FOX0jUOfEcFCmIR0uAGgyCaYqkT46NdqXDim039-\" rel=\"noopener\" alt=\"https:\/\/aqualight.de\/media\/pdf\/8d\/f7\/77\/Ph-controller201.pdf?srsltid=AfmBOorKg2riSPa1FOX0jUOfEcFCmIR0uAGgyCaYqkT46NdqXDim039-\" class=\"flex h-4.5 overflow-hidden rounded-xl px-2 text-[9px] font-medium transition-colors duration-150 ease-in-out text-token-text-secondary! bg-[#F4F4F4]! dark:bg-[#303030]!\" target=\"_blank\"\u003e\u003cspan class=\"relative start-0 bottom-0 flex h-full w-full items-center\"\u003e\u003cspan class=\"flex h-4 w-full items-center justify-between overflow-hidden\"\u003e\u003cspan class=\"max-w-[15ch] grow truncate overflow-hidden text-center\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1036\" data-end=\"1180\"\u003e \n\u003cstrong data-start=\"1036\" data-end=\"1063\"\u003eLED display (4-digit)\u003c\/strong\u003e , \u003cstrong data-start=\"1065\" data-end=\"1082\"\u003e230 V \/ 50 Hz\u003c\/strong\u003e , only \u003cstrong data-start=\"1088\" data-end=\"1095\"\u003e2 W\u003c\/strong\u003e power consumption. K\u003c\/li\u003e\n\n\u003cli data-start=\"1036\" data-end=\"1180\"\u003e\n\n \u003cstrong\u003eDimensions\u003c\/strong\u003e \u003cstrong data-start=\"1121\" data-end=\"1141\"\u003e150 × 85 × 42 mm\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003cstrong\u003ePackage contents:\u003c\/strong\u003e Aqua Light PH-201 pH controller with electrode, instruction manual\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Aqualight","offers":[{"title":"Default Title","offer_id":52615329939783,"sku":null,"price":89.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/Erllenzapfen_7.png?v=1761299668"},{"product_id":"eheim-co2-sicherheitsschlauch-3m","title":"EHEIM CO2 safety hose 3m","description":"\u003cp\u003e\u003cbr\u003e EHEIM CO2 safety hose 3m\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-start=\"81\" data-end=\"323\"\u003e The EHEIM CO2 safety hose was specially developed for safe use with CO₂ systems in aquariums. The high-quality material is \u003cstrong data-start=\"229\" data-end=\"253\"\u003ephenol- and zinc-free\u003c\/strong\u003e , making it particularly gentle on your fish, shrimp, and plants.\u003c\/p\u003e\n\n\u003cp data-start=\"325\" data-end=\"548\"\u003e Due to its \u003cstrong data-start=\"337\" data-end=\"361\"\u003ehigh pressure resistance\u003c\/strong\u003e and \u003cstrong data-start=\"370\" data-end=\"398\"\u003eabsolute CO₂ tightness,\u003c\/strong\u003e the hose is ideally suited for the operation of CO₂ pressurized gas cylinders, solenoid valves and diffusers – even at permanently higher working pressures.\u003c\/p\u003e\n\n\u003cp data-start=\"325\" data-end=\"548\"\u003e Length: 3 meters\u003c\/p\u003e\n\n\u003cp data-start=\"325\" data-end=\"548\"\u003e\u003c\/p\u003e","brand":"EHEIM","offers":[{"title":"Default Title","offer_id":52758800793927,"sku":null,"price":9.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/3588\/8199\/files\/10PPI20PPI30PPI_25.jpg?v=1763164963"}],"url":"https:\/\/terboven-aquaristik-shop.de\/en\/collections\/co2-technik-zubehor.oembed?page=2","provider":"Terboven Aquaristik","version":"1.0","type":"link"}