- May 30, 2012
- 1,591
- Pool Size
- 17000
- Surface
- Plaster
- Chlorine
- Salt Water Generator
- SWG Type
- CircuPool Edge-40
Only real issue I have since switching to SWG a month ago, is I'm getting a "ring around the pool". Either from salt or calcium. I got my calcium down to 450, but even when higher with LC, I never noticed the line. Nylon brush doesn't do it. Suggestions?