Drano Max Gel, 128 fl oz: * Over 50 percent thicker than other leading clog-removing gels * Clings to clogs longer to clear clogs better * Pours through standing water and works fast to restore your drains to their free-flowing state * Safe for all pipes * Best at removing hair, soap scum and other gunky clogs * Protects pipes from corrosion * Safe for plastic, PVC, metal pipes, garbage disposals and septic systems * Won"t harm pipes when used overnight * Contains no phosphorus