Exclusive Compatibility Designed specifically for pinkvalve CO2 cylinders used in Soda Terra Duo Gaia and Art soda makers. Will not work with RPV valve cylinders unless the valve is removable using a hex wrench. Always check your cylinder valve type before ordering to ensure proper fit. Quick and Easy SelfRefill Enables direct connection between a USstandard CGA320 commercial CO2 tank (commonly found in USA and Canada) and your pinkvalve cylinder using a quickconnect adapter. Not compatible with EU W21.8 threaded donor tanks. Allows convenient, athome refilling to save time and reduce replacement costs. BuiltIn Safety Features Equipped with an integrated pressure gauge to monitor tank pressure during refills, helping prevent overfilling. Start refilling slowly by opening the handwheel slightly to allow lowpressure gas flow at the beginning. Safetyfirst design ensures you can refill with confidence. Professional Refill Tips for Results For donor tanks without a siphon tube, invert the tank during refilling to ensure proper liquid CO2 transfer. Prechill your receiving cylinder to achieve a fuller fill. Always confirm that the receiving cylinder is completely empty before starting the refill process. Practical Use Scenarios 1. Home Soda Makers: Easily refill your Soda Terra Duo Gaia or Art soda maker cylinder at home instead of traveling to refill stations. 2. Small Cafes or Restaurants: Maintain a steady supply of CO2 for soda machines without frequent ordering of cylinders. 3. Event Catering: Prepare multiple pinkvalve CO2 cylinders in advance for portable soda or sparkling water service at events. Key Attributes Function: Allows pinkvalve cylinder refills from USstandard CGA320 CO2 tanks. Compatibility: Works exclusively with Soda Terra Duo Gaia and Art models using pink valves; incompatible with EU W21.8 donor tanks. Size and Fit: Designed to fit valve specifications of supported models with quickconnect precision. Performance: Safe, controlled CO2 transfer with builtin pressure monitoring for reliable operation. Material: Durable construction for repeated use in home, commercial, and event settings.