{"product_id":"fzone-2-5l-aquarium-co2-generator-system-with-regulator-needle-valve-diy-co2-kit-for-planted-tanks","title":"FZONE 2.5L Aquarium CO2 Generator System with Regulator \u0026 Needle Valve – DIY CO2 Kit for Planted Tanks","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe FZONE 2.5L Aquarium CO2 Generator System is a compact, do‑it‑yourself CO2 kit built for planted tanks. Central to the setup is a 2.5‑liter SUS304 stainless bottle paired with a precision regulator and needle valve. This combination is designed to deliver controlled CO2 injections so your aquatic plants can photosynthesize with consistent, steady gas flow that fits the rhythm of daily tank care.\u003c\/p\u003e\n\u003ch2\u003eRugged, long‑lasting bottle\u003c\/h2\u003e\n\u003cp\u003eDurability starts with a 1.5mm thick interior wall in  SUS304 stainless steel, about 25% thicker than many DIY options. This sturdy construction helps the bottle hold more raw materials and withstand operating pressures, contributing to a more reliable CO2 generation experience over time.\u003c\/p\u003e\n\u003ch2\u003eComplete, adjustable kit\u003c\/h2\u003e\n\u003cp\u003eThe system includes the key components to get started: a sturdy SUS304 bottle, regulator, precision needle valve, and a bubble counter with a built‑in check valve. A safety valve automatically vents if pressure climbs beyond a safe threshold, adding an extra layer of protection during use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh‑precision needle valve for fine CO2 tuning and a steady 1 bubble per second when conditions allow.\u003c\/li\u003e\n  \u003cli\u003eBubble counter with built‑in check valve to reduce backflow risk and protect the system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePower options and timing\u003c\/h2\u003e\n\u003cp\u003ePowered by 12V DC, the kit can be connected to a timer so you choose when CO2 is injected and for how long. This flexibility supports a range of aquascapes, from low‑tech landscapes to densely planted tanks that respond to gradual CO2 dosing.\u003c\/p\u003e\n\u003ch2\u003ePowders and setup tips\u003c\/h2\u003e\n\u003cp\u003eNote that the required CO2 generation powders are not included. You will need to purchase citric acid and sodium bicarbonate separately to start producing CO2. The design emphasizes clear, measurable dosing rather than guesswork, with a system layout that helps you monitor output and adjust as needed.\u003c\/p\u003e\n\u003ch2\u003ePerformance, safety, and service\u003c\/h2\u003e\n\u003cp\u003eWhat you gain is a dependable DIY CO2 option with a focus on precise control and safe operation. In addition to the built‑in safety valve, FZONE offers round‑the‑clock customer support for product questions or concerns, supporting growers as they optimize their tank environments.\u003c\/p\u003e\n\u003ch2\u003eUse cases and expectations\u003c\/h2\u003e\n\u003cp\u003eThis kit is suited for a wide range of freshwater planted tanks. With proper materials and careful adjustment, you can explore longer injection intervals, steady bubble counts, and calm, predictable CO2 delivery that complements light levels and plant growth strategies. While outcomes depend on tank size, plant load, and environmental factors, the design supports a configurable, user‑driven approach to CO2 dosing.\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’s included in the FZONE 2.5L CO2 Generator Kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Includes a 2.5L SUS304 bottle, regulator, needle valve, bubble counter with check valve, and safety valve. Powders are sold separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long can the CO2 kit run on a fill?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Approximately one month at 1 bps, when filled with about 300–400g of raw materials and used for 8 hours daily.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"FZONE","offers":[{"title":"Default Title","offer_id":53553821712713,"sku":"B0B5R18XDV","price":130.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/fzone-2-5l-co2-bottle.jpg?v=1766317153","url":"https:\/\/petvita.co.uk\/products\/fzone-2-5l-aquarium-co2-generator-system-with-regulator-needle-valve-diy-co2-kit-for-planted-tanks","provider":"Petvita","version":"1.0","type":"link"}