The ista CO2 Controller features a stainless steel electromagnetic regulator and solenoid valve for simple and convenient aquarium CO2 injection. The CO2 Controller can easily be installed onto standard CO2 cylinders. Great for use with freshwater-planted aquariums, calcium reactors for saltwater reef aquariums or other CO2 injection systems. Connect to an aquarium timer or pH controller for automated aquarium CO2 injection.

Features:

• Pressure gauge with stainless steel cover to endure corrosion
• Easy assembly, no tool required in fastening to the CO2 cylinder
• Safety valve prevents danger from over pressurizing
• Easy and accurate CO2 flow adjustment
• To prevent back water flow into the CO2 Controller, using a check valve is required.