CO2 Refillable Cylinder – Optimal CO2 Fertilization for Your Aquarium Key Features: Ideal for CO2 fertilization and healthy plant growth Equipped with a safety valve and precision handwheel Connection thread: W21.8x1/14" – compatible with standard pressure regulators (DIN 477-1) Product Description: The CO2 refillable cylinder is the perfect solution for effective CO2 fertilization in your aquarium. Thanks to the precision handwheel and integrated safety valve, the cylinder ensures easy handling and maximum safety. The standardized connection thread W21.8x1/14" allows for universal compatibility with all pressure regulators according to DIN 477-1. This high-quality CO2 cylinder supports lush plant growth and creates ideal conditions for a healthy ecosystem in your aquarium. Available in sizes: 500g and 2000g.

CO2 Refillable Cylinder – Optimal CO2 Fertilization for Your Aquarium Key Features: Ideal for CO2 fertilization and healthy plant growth Equipped with a safety valve and precision handwheel Connection thread: W21.8x1/14" – compatible with standard pressure regulators (DIN 477-1) Product Description: The CO2 refillable cylinder is the perfect solution for effective CO2 fertilization in your aquarium. Thanks to the precision handwheel and integrated safety valve, the cylinder ensures easy handling and maximum safety. The standardized connection thread W21.8x1/14" allows for universal compatibility with all pressure regulators according to DIN 477-1. This high-quality CO2 cylinder supports lush plant growth and creates ideal conditions for a healthy ecosystem in your aquarium. Available in sizes: 500g and 2000g.