Disinfectant. Powers away kitchen & bathroom clogs. It's best. Drano Max Gel formula keeps the power on the problem longer than ordinary liquids to remove clogs better! It's thick. If water backs up quickly each time you use your sink or tub, the problem could be an accumulation of hair, soap scum and other gunk. Nothing beats Drano Max Gel at removing these clogs. It forms a thick coating around the clog, penetrating and dissolving away the problems, leaving your drains flowing free again. Best at removing tough clogs! Thick Gel Formula clings to clogs loner to attack and remove them better. Starts working immediately to clear difficult clogs. Powerful formula pours through standing water. Removes hair, soap scum, and gunk. Safe on all pipes, septic systems, and garbage disposals.