Drain-Opener Max

Thicker formula clings to clogs longer to attach and remove them better. Pours through standing water. Handles hair, soap scum, and gunk. Safe for all pipes, contains a special ingredient to protect pipes from corrosion. Safe for plastic, PVC, metal pipes, garbage disposals, and septic systems. Won\'t harm pipes when used overnight.No. 22118: 43.2 oz.No. 10109: 128 oz.