Easy operations, great DIY enjoyment, perfect CO2 generator
Pressurized CO2 System Includes: Caps, needle valve, 3-way connector, check valve, tubing, pressure gage
Equipment Required: 2 x carbonated beverage bottles, reaction material and diffuser (need prepared by users)
Recommended Reaction Material: Baking soda+citric acid / alum+baking soda / acetic acid+baking soda, etc
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