What else do I need?
2 x 2 Liter Soda Bottles
1 x 200g of Citric Acid or 200ml of Vinegar
1x 200g of Baking Soda
Tips to Install:
1. The bottle must be a carbonated beverage.
2. Do not use pulpy liquids, green tea, mineral water bottles, etc.
3. Gradually make changes. Do not suddenly turn the valve up or down.