ระบบ CO2 diffuser วาล์ว สําหรับตู้ปลา

100% brand new and high quality This is an excellent aquarium u shaped tube. Made of glass, it is transparent and can be connected to CO2 diffuser. It's really a great accessory you should buy for your CO2 generating work. Made of high-quality glass, transparent to use. Special U shape design, fit fish tank well. A perfect accessory for DIY CO2 diffuser. Easy to connect with soft tubes. Item Specifics: Material: Glass Suitable Tube Diameter: Approx. 5mm Size: app.4.5cmx2.7cm/1.77''x1.06'' Color: Transparent Quantity: 1 Pc Package includes: 1 x U Shaped Tube (without retail package)