4x DIY Aquarium Fish Tank CO2 Generator System with Tubes, Tool, Capsule Part for Planted Fish Accessories

General Description: CO2 system generator for aquariums, designed for low-cost use with planted ponds. This system is ideal for supplying carbon dioxide to aquatic plants, thus promoting their growth and health. Technical Specifications: Inner diameter: approx. 27.5 mm; Outer diameter of collector tube: 6 mm; Inner diameter of collector tube: 4 mm; Color: white; Material: plastic; Package Contents: 4 capsules; Other Information