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

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.