Reusable CO2 system






  • With reusable CO2 cylinder. Ideal when there is a CO2 filling station nearby.
  • Particularly suitable for very large aquaria and aquaria with a high CO2 requirement. DENNERLE offers reusable cylinders of up to 2 kg for such applications.
  • The DENNERLE CO2 Classic-Line: Efficient, economical, tried and tested over many years.


INFO - For your safety

All DENNERLE reusable CO2 cylinders are made of high-grade steel and are forged in one piece. They comply with all German and European standards. Every individual cylinder is tested at 250 bar in accordance with the specifications of the TÜV technical control board. With pressure relief device and valve protection cage.