Removes clogs & odors! Safe for all pipes. Clears tough clogs. Eliminates odors. Starts working immediately. Removes hair, soap scum and gunk. Safe for all pipes (PVC, plastic, copper, old pipes), septic systems and garbage disposals (for garbage disposals, follow same usage direction and flush with disposal running. Avoid all splashing). Satisfaction guaranteed. Contains no phosphorus. Made in the USA.