FZONE Aquarium CO₂ Generator Kit | 2.5–5L Stainless Steel Bottle with Built-in Solenoid

  • High-Efficiency CO₂ Supply System: FZONE CO₂ generator system uses a citric acid and sodium bicarbonate reaction to produce high-purity CO₂, delivering stable pressure and flow through a CO₂ regulator, bubble counter, and CO₂ diffuser. Unlike traditional cylinder systems, it requires no refilling at CO₂ stations, making it more convenient.
  • Enhanced Safety Design: The FZONE aquarium CO₂ system is made from food-grade 304 stainless steel with body 50% thicker for greater strength and pressure resistance. The CO₂ system includes a manual shut-off valve for safe control when CO₂ is not needed, and an automatic pressure-relief valve that releases excess pressure when it rises above the safe limit,providing dual safety protection for worry-free operation.
  • Precise and Reliable CO₂ Control:The FZONE CO₂ generator for plants use a precision needle valve for smooth, accurate flow adjustment. The bubble counter provides a clear view of CO₂ injection rate, while the pressure gauge displays real-time tank pressure. Its upgraded all-in-one solenoid minimizes connections and leak risks, ensuring stable, consistent CO₂ delivery for your planted aquarium.
  • Ready to Use: This complete aquarium CO₂ kit is designed for easy setup and convenience. It includes all essential accessories CO2 diffuser, check valve, U-connector, suction cups, tubing, funnel, syringe, sealing rings, and power adapter — no extra parts required. Just add the raw materials (not included) and you’re ready to go.
  • Easier Use and Maintenance :The DIY co2 reactor kit features an upgraded external thread design that prevents residue buildup, making cleaning simple and smooth. The bottle opens effortlessly without sticking, and the built-in fill port lets you add water directly with a syringe — no need to unscrew the cap, saving time and effort.
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$99.99 $119.00
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FZONE CO₂ generator system, uses a citric acid and baking soda reaction to produce high-purity CO₂, delivering stable pressure and smooth flow through the regulator, bubble counter, and diffuser, delivering a stable and continuous CO₂ supply to support healthy plant growth in your aquarium.

Safe and Efficient for Planted Tanks

Upgraded CO₂ Generator System

  • Tired of not having a convenient CO₂ refill station nearby?
  • Looking for a lightweight, safe, and low-maintenance CO₂ solution?
  • Want a complete kit with everything included — no extra cost or setup needed?

The FZONE Upgraded CO₂ Generator System is your perfect choice. It’s safe, easy to use, and ready right out of the box — providing a steady CO₂ supply for lush, vibrant plant growth.