Published September 12, 2018 15:02 What's covered under your warranty? The coverage depends on the sparkling water maker that you own. Please check the manual for more information. Related articles Do you offer a warranty? What is your return and refund policy? I'm pressing the carbonating button, but nothing is happening. Help! Why should I register my sparkling water maker? I made sparkling water and the water overflowed. Why did that happen?