Don't. It is designed to hold tablets and will not work in any useful way with liquid, plus there is a chance of an explosion if you previously had chlorine tablets in there.
Hello , This thread has been inactive for over 60 days. New postings here are unlikely to be seen or responded to by other members. For better visibility, consider Starting A New Thread.
Welcome to TFP! For a wealth of pool care information please check out our free Pool School. If you are in need of specific help then we encourage you to Register and ask us here in the forum!