Quote Originally Posted by estonb
I am in S. Texas - same problem.

I've often thought about what adding dry ice the pool water would do to it. It is certainly cold enough, but I can't find anything that tells me what (if any) chemical changes it might make to the water.

Any ideas?
might raise the TA and/or lower the pH. The carbon dixoide will dissovle in the water and form carbonic acid which is part of the TA buffer system and also has an impact on pH