CHARACTERISTICS：

• Ista’s CO2 cylinders safety standards are approved by Technical Inspection Association (TUV)
• Supporting base keeps CO2 cylinder in position avoiding any potential damage to the CO2 regulator.
• Aluminum CO2 flow regulator provides easy assembling, constant and reliable CO2 dosing rate.
• 2 in 1 CO2 diffuser provides clear CO2 bubble reading and the best CO2 diffusing effect.
• Stainless spring design check valve assures most reliable function of stopping backflow.   Fastening node assures no bursting out of air tube.
• Seamless aluminum CO2 cylinder.
• Stylish design brings additional elegancy to your aquarium set up.

Included in set:

• 1 cylinder (0.5L) full weight pressurized CO2 liquid
• 1 cylinder supporting base
• 1 CO2 regulator
• 1 (2 in 1) CO2 diffuser & bubble counter
• 1 spring check valve
• 1 flexible tube