Hello -
I just filled my new small, vinyl liner pool, and unfortunately made a good size error. The pool was mostly filled with surface water, quality (per pool store):
FC, CC, CYA: 0 ppm
TA: 34 ppm
TH: 17 ppm
pH: 7.6
iron: 0.1 ppm
I had a few more inches to go, and I thought "I have hard...