Oops. My previous post went before I wanted it to.
I am in the process of switching from PB to BBB. When I put my test results in the Pool Calculator it is not telling me to use any Borax or Baking Soda. It's suggesting Bleach, Muriatic Acid, and CYA. I understand adding the bleach and CYA because it wasn't in the pool to begin with. I thought switching to BBB would eliminate the use of Muriatic Acid? Is it being suggested because the pH is so high? I just bought the hTh test kit to help me get started and my results are as follows: