Question: what is difference between soclean and soclean 2?
Answer: The Difference Between SoClean and SoClean 2. The SoClean 2 does not use water or chemicals. ... The SoClean 2 device does not use any chemicals or water to clean your CPAP machine. It uses ozone to clean your CPAP machine and make sure that your CPAP equipment stays completely dry and does not get messy.