{"product_id":"hygger-co2-5l-aquarium-co2-generator-system-with-stainless-steel-bottle","title":"Hygger CO2 5L Aquarium CO2 Generator System with Stainless Steel Bottle","description":"\u003cp\u003eHygger CO2 Pro 5L Aquarium CO2 Generator System supplies adjustable carbon dioxide to planted aquarium tanks with a 1.5 mm SUS304 stainless steel bottle and a precision needle valve.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1.5 mm SUS304 stainless steel bottle, 25% thicker than standard tanks — a durable, high-pressure-resistant alternative to plastic bottle generators.\u003c\/li\u003e\n\u003cli\u003eAutomatic pressure relief at 35–40 bar — releases pressure when it exceeds the set range.\u003c\/li\u003e\n\u003cli\u003e12V solenoid valve can be connected to a timer — set when CO2 injection starts and how long it runs.\u003c\/li\u003e\n\u003cli\u003eBubble counter with built-in check valve — monitor bubbles and help prevent aquarium water from flowing back into the CO2 tank.\u003c\/li\u003e\n\u003cli\u003eKit includes the bottle, regulator, solenoid valve, filter, precision needle valve and adjustable bubble counter — the citric acid and sodium bicarbonate powders are purchased separately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlanted aquariums need a way to deliver CO2 at a controlled rate. This generator system is designed for aquarium plant tanks where users want to adjust bubble flow and schedule injection, rather than rely on a plastic bottle generator.\u003c\/p\u003e\n\u003ch3\u003eWhat is the Hygger CO2 system designed to do?\u003c\/h3\u003e\n\u003cp\u003eIt generates CO2 for aquarium plants and lets you regulate how quickly the gas enters the tank. The precision needle valve adjusts the flow, while the bubble counter makes the bubble output visible. Use a timer with the solenoid valve to choose the injection schedule and duration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable CO2 flow through the precision needle valve.\u003c\/li\u003e\n\u003cli\u003eVisible bubble output in the bubble counter.\u003c\/li\u003e\n\u003cli\u003eSolenoid valve makes timed injection possible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat comes with the system, and what do I need separately?\u003c\/h3\u003e\n\u003cp\u003eThe kit contains a 5L stainless steel bottle, regulator, solenoid valve, filter, precision needle valve and adjustable bubble counter. CO2-generating powders are not included: citric acid and sodium bicarbonate must be obtained separately.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe bubble counter has a built-in check valve to help block water backflow into the tank.\u003c\/li\u003e\n\u003cli\u003eSoak the diffuser in aquarium water for 24 hours before use.\u003c\/li\u003e\n\u003cli\u003eIf bubbles do not appear immediately, wait briefly for initial pressure to build; if the issue continues, check tube connections for leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow does the bottle and pressure protection work?\u003c\/h3\u003e\n\u003cp\u003eThe bottle is made from 1.5 mm SUS304 stainless steel and is 25% thicker than standard tanks. An automatic pressure relief valve activates when pressure rises above 35–40 bar.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe stainless steel bottle is designed for high-pressure use.\u003c\/li\u003e\n\u003cli\u003eThe motorized valve may make a soft sound when switching on or off; it runs quietly during normal operation.\u003c\/li\u003e\n\u003cli\u003eKeep the motorized valve away from water to prevent damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow can I control CO2 injection?\u003c\/h3\u003e\n\u003cp\u003eConnect the 12V solenoid valve to a timer to set injection times and duration, then use the needle valve to adjust the gas flow. The bubble counter helps you observe the output as you tune it.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUse the timer to control when injection runs.\u003c\/li\u003e\n\u003cli\u003eAdjust the flow with the precision needle valve.\u003c\/li\u003e\n\u003cli\u003eKeep the motorized valve dry during operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Hygger CO2 Pro system suits aquarium keepers who want adjustable, timer-controlled CO2 for planted tanks and are prepared to supply the required powders separately. Its stainless steel generator bottle, pressure relief valve and flow-control components bring generation and adjustment together in one kit.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What powders are needed for the Hygger CO2 aquarium generator?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The Hygger CO2 aquarium generator requires citric acid and sodium bicarbonate powders to produce CO2; these powders are not included in the kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the Hygger CO2 aquarium generator run on a timer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Hygger CO2 aquarium generator has a 12V solenoid valve that can be connected to a timer to set injection times and duration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Hygger CO2","offers":[{"title":"Default Title","offer_id":55681297514839,"sku":"B0F4N3NT3F","price":236.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1056\/4780\/0663\/files\/hygger-co2-aquarium-generator-full-kit.jpg?v=1793443573","url":"https:\/\/bathpetsupplies.co.uk\/products\/hygger-co2-5l-aquarium-co2-generator-system-with-stainless-steel-bottle","provider":"BathPetSupplies","version":"1.0","type":"link"}