Searching for a drain opener with an added kick, why not go for a full on body slam. Green Gobbler's main line drain opener is an industrial strength main line drain opener. It goes toe-to-toe with tough clogs in toilets, sinks and tubs, liquefying oils, grease, fats and sludge in minutes. It's a first-round knockout, just in a bottle form. Our industrial-strength clog remover liquefies hair, sludge, grease, oils, fats, paper and other organic material in your main drain line. The high density formula sinks and clings to blockages and dissolves the build-up in less than 30 min.