On the first day I added API Stress coat and Stress Zyme. Yesterday after I posted I did a 30%+ PWC. I added water from my uncles koi pond
I wasn't able to test it right after b/c I had a birthday dinner to attend. Six hours after the change the results were GH 11, KH 1-2, PH 7.0+, NO2 <.3, NH3...