Natural Elements Enzyme Drain Cleaner is a highly concentrated bacterial formulation for use in drains, pipes, grease traps, sewer lines, and septic systems. Grease and other pipe buildup is the main cause of slow drain backups, and odors that result in costly maintenance and repairs. Our highly effective enzyme formulation metabolizes tough buildup and frees the fats, oils, and grease to keep lines flowing freely. Tough odor elimination, works within hours of application. This scientifically proven formula is strong enough for commercial use, but safe enough to use in homes and residential applications. Uses: Drains,Commercial Kitchens, Pipe Buildup, Wet Wells, Septic Systems, Waste Water Plants, Grease Traps, Interceptors, and Food Processing Plants.