The TRUFUSION POWERPLAY Rapid Clog Remover’s fast-acting formula releases clogs from hair, grease, food and organic matter in minutes. The fast-acting formula contains 2X the concentrate than leading bleach products to bust through the toughest hair and grease clogs, and frees slow-flowing drains. Simply pour 16 fl. oz. (1/2 bottle) directly into drain, allow product to work for 10 minutes then flush with warm water. Repeat if necessary. This product is safe for use in sinks, tubs and showers. Do not use with plunger, in toilet, urinal or garbage disposals.