CO2 Refiner Diffuser with U shape Tube Check Valve Set for Water Plant Fish Tank

Feature: 1. High transparent glass material, integrated fine film, good atomization effect. 2. With check valve, convenient and practical. 3. U shaped tube can make the trachea do not bend, do not suffocate. Beautiful looking. 4. Compact size, easy to install and remove. 5. Suitable for small fish tank, water plant tank. Specification: Item type: CO2 RefinerCondition: 100percent brand newMaterial: glassWeight: Approx. 43gColor: As picture shown . Package List: 1 x CO2 Refiner1 x Suction cup1 x Check valve1 x U shape tube