External CO2 diffuser 16-22 mm

External CO2 diffuser is available for external filters with hose size: 16-22 mm

• External CO2 diffuser made of high-strength aluminum material, which is corrosion-resistant.
  
• does not take up space in the aquarium
  
• no resistance and no influence on water flows
  
• the large area of ​​the diffuser increases the dissolution rate and saves on the amount of CO2.
  
• with bubble counter included for precise adjustment

Installation method External CO2 diffuser

1. Mount the diffuser on the outlet hose of the filter bucket and then open the filter tap.
   
2. Connect the in-line carbon dioxide diffuser with a suitable 4-6mm carbon dioxide hose, open the fine bubble adjustment valves and leave them for 5-7 minutes.
3. Let the high pressure fully open the air vent and then adjust the fine adjustment valves to your desired setting.