Searching for a drain opener with an added kick? Why not go for a full on body slam? Green Gobbler 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 buildup in less than 30 min.