I show how you can easily refill your Sodastream CO2 cartridges for less than a dollar a refill! Sodastream charges $30 for a refill, making ridiculous profits in the process. Don't get ripped off! I used this refill adapter, purchased from Amazon: https://amzn.to/39T20HY
Empty 20 lb tanks with siphon tubes can also be purchased on Amazon: https://amzn.to/3GhAr7g