Reliable CO2 for planted ecosystems Experience stable, customizable CO2 delivery with the Hygger CO2 2L Aquarium Generator System

Built around a rugged stainless steel 2-liter bottle and a complete DIY kit, this setup blends durability with precise control—designed for hobbyists who care about consistent results without overpromising outcomes

Premium materials you can trust 1

2mm SUS304 stainless steel bottle is notably thicker than standard tanks, ing enhanced durability and high-pressure resistance

The stainless design resists corrosion and stands up to regular CO2 use without plastic components

Safety and reliability in one kit Automatic pressure relief valve activates at 30–35 KG to prevent overpressure and potential leaks

12V waterproof solenoid valve minimizes leakage risk and supports safe, controlled dosing

Bubble counter includes a built-in check valve to prevent backflow into the CO2 line

Precise dosing and scheduled delivery The kit pairs a precision regulator with a needle valve, enabling fine-tuned gas flow

A timer-driven 12V solenoid lets you plan when CO2 is injected and for how long, while the bubble counter helps you monitor flow in time

Timer-based CO2 injection enables predictable dosing windows

Adjustable bubble counter helps you gauge gas flow at a glance

Built-in check valve reduces water backflow into the tank, protecting the system

What you’ll need to complete setup Powders to generate CO2 are not included; you’ll supply citric acid and sodium bicarbonate to create carbon dioxide safely at home

Designed for DIY enthusiasts and hobbyists, this system reliable, scalable CO2 delivery with a focus on practical use

It provides the tools for hands-on installation and ongoing tuning, while keeping expectations istic about tank results

FAQ Q: What’s included in the Hygger CO2 2L Aquarium Generator System

A: The 2L stainless bottle, regulator, 12V solenoid, filter, needle valve, bubble counter, and adjustable components

Q: Do I need to buy CO2-generating powders separately

A: Yes

Citric acid and sodium bicarbonate powders must be purchased separately to generate CO2