Can I put dishwashing liquid in my spa to clean the pipes? June 10, 2018 23:34 Updated Follow No, this will affect your water quality and cause problems with your spa. Please only use products specifically designed to clean the pipes in your spa. Related articles How can I tell if my Ozone Clarifier is working? Can I use dettol disinfectant to clean my filters? Can Spa World service my spa? How do I maintain my spa headrests? Can I use my drained Spa Water on my garden? Comments 0 comments Article is closed for comments.