Should I be concerned about my CH being so high? Pool math gives me a good CSI number of -.03. The Taylor test kit watergram wheel gives me a saturation index of 0.35. Why so different?
Pool water:
FC: 10
PH: 7.4
TA: 100
CH: 800
CYA: 90
Salt: 3800
Temp: 74*
CSI: -.03
Fill water:
FC: 0.5
PH: 8...