Quote Originally Posted by JimK View Post
Mine produces visible bubbles at the returns as well. I use to have rising pH, but since lowering TA to about 80 (I use to keep it around 100) the pH rise has pretty much stopped. It's been 2 full seasons since I've added acid.
I've kept my TA between 60 and 80 for the last several seasons, and only have the SWCG for the last two, so that may be why I've never had a rising pH problem. I haven't pushed borates, hasn't been necessary so far.