- Apr 18, 2013
- 52
- Pool Size
- 22000
- Surface
- Plaster
- Chlorine
- Salt Water Generator
- SWG Type
- CircuPool RJ-45 Plus
Over the winter each year my CYA level drops from normal levels to zero. Is there anything I can do to prevent this? It's not a huge deal to re-CYA once a year, but I dumped almost 20 gallons of 10.5% in the past 2 weeks before I remembered the winter CYA disappearance issue.