Dal, was it a typo when you said that bleach would lower pH? Yes the pucks will lower pH while increasing cya but bleach (sodium hypochlorite) raises pH (I think it's pH is ~ 11)
Woody, I'll refer you to the "stickied" post by Ben at the top of the 'dealing with alkalinity...' section for the proper way to reduce TA, you do need acid but not used the way your pool store is telling you.
Here's the link to Ben's method of alk reduction (sorry tried 2x and didnt get it right - who would ever have expected that :rooleyesanyway Janet beat me to the answer
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