calcium hardness

Just had my pool resurfaced. For the first two weeks, I relied on Leslie's and another local pool store for pool tests until I got my TF-100. Did my first test today. I've got a SWG (Autopilot) FC=17 CC=2 PH=7.5 CH=600 TA=80 CYA=30 The Leslie's results were very, very close to the TF-100...

Dear experts, I have a fairly new 5600 gal plaster spool with IC20 SCG. I recently purchased TF-100 kit to manage my own water and here are my numbers: Free chlorine: 4 ppm Total chlorine: 5 ppm Calcium hardness: 700 ppm (tested fill water supply and it is 50 ppm) TA: 130 CYA: 60 Salt: 4000 pH...

Marty Question for you sir if you wouldn't mind. So CH is gradually decreasing ever since I converted to soft water (nearly a year ago). So far, so good. Just what I wanted to happen. However, my CH is now at 400ppm and there is no doubt that it will continue it's downward trend over time. With...