Description
High Quality. Clear in color. Polyurethane Tubing 6x4mm, Co2 Proof. Prevent Co2 leakage from the tubing. Save Co2 and long lasting. Standard air pipe size: 4mm internal diameter, 6mm outside diameter. Instruction: Use hot water to soften the end of tubing before put that on your device (such as diffuser, bubble counter, check valve or regulator). Connect the tubing to your device CO2 Resistant Polyurethane Tubing 6x4mm, Co2 Proof. Soft Tube Resists Kinking. Airline suction cup included
