Keep drains flowing and odors under control with our drain maintainer. Liquidase 250 combines the potent waste-digesting properties of natural enzymes and special multi-cultured strains of natural bacteria (bothanaerobic and aerobic), to digest waste quickly, efficiently and without odors! Breaks down proteins, starch, carbohydrates, animal and vegetable fats, providing the fastest action available in a liquid digestant. For use in sinks, floor drains, urinals, toilets and grease traps as well as septic tanks, wet wells, lift stations and sewer laterals. 1 gallon jug.