Super Clear CO2 Tubing Suitable for Planted Aquariums and Aquascape Using Co2 Sold by Meters

• Non toxic air tubing specially designed for use with CO2 systems.
• Tough, durable and flexible tubing that doesn't allow Co2 loss. 
• Tubing is 4mm "ID"  and 6mm "OD"
• Suitable for most air pumps
• High Quality CO2 Tubing
• You can choose  1m, 2m, 2.5m, 3m, or more
• Colour: Super Clear