Greetings!
I have a few questions about what & how to adjust... Here are my numbers:
22,000 Gallon inground plaster w/ sand filter.
FC 15
CC 0
pH 6.8
TA 80
CYA 110
My pH has been running a little low (7.2-7.3) all summer and I haven't really been too worried about it, but it's not been...