Drano 60 oz. Max Build-Up Clog Remover

Drano 60 oz. Max Build-Up Clog Remover helps prevent clogs from forming in household pipes and plumbing systems. Formulated with natural enzymes and bacteria, this liquid build-up remover breaks down residue in bathroom, kitchen, and laundry sinks as well as garbage disposals. Regular monthly use helps keep drains running smoothly and prevents septic system backup. The phosphate-free formula can be left in drains overnight and will not harm pipes, garbage disposals, or septic tanks.