I tested early this morning and these were my numbers:
I replaced approx. 25% of the water and my numbers are as follows:
I was under the impression that replacing the water would lower the CH - I drained a lot of water - I sure don't want to do that again. My pool is 7 months old and I have never had problems with the CH.
Thanks so much,
IG 22,000 plaster with spillover spa