Hygger CO2 Pro 5L Aquarium CO2 Generator System Complete Carbon Dioxide Reactor Kit with Regulator and Needle Valve for Aquarium Plants Tanks

Professional Factory Our 5L CO2 bottles are constructed from premium 15mm SUS304 stainless steel 25 thicker than standard tanks Far superior to plastic bottle generators theyre more durable stable safe and highpressure resistant Premium Safety Protection Automatic pressure relief valve activates when CO2 pressure exceeds 3540bar 12V waterproof solenoid valve prevents leakage risks for complete safety Tips for All Users The required powders to generate CO2 gas are not included you will need purchase the citric acid and sodium bicarbonate powders separately NOTES 1 The motorized valve may make a soft sound when turning onoff this is normal and not a fault It runs quietly during normal operation2 Soak the diffuser in your aquarium for 24 hours before use If bubbles arent released right away wait briefly due to low initial air pressure If problems continue check tube connections for leaks3 The motorized valve is not waterproof Avoid contact with water to prevent damage High Precision having the 12V solenoid on a timer you can specify when you want CO2 injection on and for how long Bubble counter with check valve builtin It stops water from back flowing into your CO2 tank Professional DIY kit A complete system in 5L size bottle that includes SUS304 stainless bottle regulator Solenoid valve Filter precision needle valve and easily adjustable bubble counter ect.