Free Chlorine vs Total Chlorine vs Combined Chlorine: What You Need to Know
If you own a pool, especially a chlorinated one, you’ve likely heard about chlorine levels, but you may not fully understand the differences between free chlorine, total chlorine, and combined chlorine. Trust me, I’ve been there—wondering how these terms fit into the puzzle of maintaining crystal-clear pool water. Each of these types of chlorine plays … Read more