BioDrec-550 digests the organic wastes in the drain lines and grease traps and converts it to harmless carbon dioxide and water. It leaves a slight film on the inside of the pipes to accelerate and continue the degradation process. Use in any grease traps, sink drains, floor drains in connections with all kitchens, gourmet and fast food resturants, cafeterias, nursing homes, schools, universities, hospitals, hotel/motels, super market deli, function rooms, airports, meat departments, and anything in between.