Hi, new to the forum. :goodjob:
Anyway, I have a Caldera Tahitian tub. It has a CD ozonator. I use a 2006 for testing.
Here are the numbers:
CH 110
TA 110
CYA 35
CC usually 0.0 to 0.5
FC 0.5 to 5
And right now the pH is 8.0, I bring it down to 7.5 every 24-48 hours and it just goes back up...