Quote Originally Posted by cruzmisl View Post
My Taylor testing and treatment guide states,

"Of equal importance to adjusting these factors is the sequence of such adjustments. Irrespective of the pH or calcium hardness readings, total alkalinity is the FIRST parameter to be corrected. Next in importance is calcium hardness followed by pH."


I am by no means an expert ......
What should you do if your pool has a vinyl liner where it has been said that calcium hardness is not important or needed?