In stock, only 2 left
- Dual-Stage CO2 pressure reducer for plant aquariums
- Integrated solenoid valve
- Precise fine needle valve for CO2 dosing
- Integrated bubble counter for bubble control
- Compatible with W21.8
In stock, only 6 left
- Two-stage CO2 pressure reducer for stable pressure control
- Integrated solenoid valve for automatic CO2 control
- Precise needle valves for exact CO2 dosing
- Bubble counter with integrated non-return valve
- Connection for CO2 cylinders with W21.8 thread