Published 07 October 2018 11:21 What's covered under your warranty? The coverage depends on the sparkling water maker that you own. Please check your manual for more information. Related articles Do you offer a money-back guarantee? I'm pressing the carbonating button, but nothing is happening. Help! What is your return and refund policy? Why should I register my sparkling water maker? I made sparkling water and the water overflowed. Why did that happen?