BioGuardAlgae Complete, 67.6 Fl oz, Pack of 2, Dual Action Algaecide, Non-Staining and Non-Foaming, Kills and Prevents All Types of Algae

This product is amazing! The pool sparkles with no suds which happened with other algae products I would highly recommend it to anyone that wants their pool to look fabulous with a refreshing look. Looks clear and inviting!