3x action! Destroys clogs. Protects. Prevents (with regular monthly use) guaranteed (based on full hair clogs in lab tests)! Pipeguard. Destroys, protects and prevents (with regular monthly use) clogs. Removes hair, soap scum and grease. Safe for all pipes! garbage disposal (for garbage disposals follow same usage directions and flush with disposal running. Avoid all splashing) plastic-mental. Septic systems. Older pipes! Contains no phosphorus.