This is the FASTEST way to clear up a green pool. And it’s NOT with algaecide. It’s called the “Shock and Floc” method. It’s a one-two punch that kills algae quickly and clumps it together so you can easily remove it from your pool. While algaecide works well to prevent algae from growing in the first place, it’s less effective and more expensive if you’ve got an already green pool. So if you want to go from green to clean QUICKLY, it’s time to put away the algaecide and use shock and floc inste