Why do I have white flakes in my spa? October 08, 2017 00:24 Updated Follow Generally, this is an indication that your spa pipes need cleaning and we would recommend spa pipe degreaser. Spastore has several options, depending on your system. Related articles Why is my spa water green? What is BioGuard Armour and what are it's benefits? What pipe degreaser can I use with my ACE sanitizing system? How do I use my Hot Springs ACE system? What happens to my Purezone Filter if I continue to use Spa Shock? Comments 0 comments Article is closed for comments.