Is this some type of algae, and what is this coating on my fiberglass pool?
- Thread starter Jtr270
- Start date
- Jun 22, 2014
- 52,024
- Pool Size
- 17888
- Surface
- Fiberglass
- Chlorine
- Salt Water Generator
- SWG Type
- CircuPool RJ-45 Plus
Doesn't appear to be any sort of algae. More likely early stages of oxidation effects of your gelcoat. How old in your pool?
