Am I correct in thinking that my vinyl pool doesn’t need calcium added? Right now it is 25 due to new fill water and my CSI is -1.43. Do I need to worry about CSI? I do have a SWG. Thanks!
FC-3.5
CC-0.5
PH-7.2
TA-70
CYA-60
Temp-82
FC-3.5
CC-0.5
PH-7.2
TA-70
CYA-60
Temp-82