Quote Originally Posted by sparks999999999
Newb here <wish i knew about this site a couple weeks ago> anyway i am interested in the answer to this question as well - how long does it take? Hours, days, weeks - or do you simply keep checking until PH stops increasing?

Thanks.
Read this thread for the proper way to do it
http://www.poolforum.com/pf2/showthread.php?t=191