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The Wyin CO2 Solenoid Valve Regulator includes dual pressure gauge that display the CO2 tank's pressure and the regulated output pressure respectively. The bubble counter with check valves indicates the amount of CO2 that is released into the aquarium and prevents back flow into the cylinder. Available connector standards are G5/8, CGA-320 or W21.8. Please check with CO2 tank manufacturer to find out the type of connector required.
3 weeks ago In Fish Tank Accessories