Cleans Blocked Drain Pipes, Melts Hair & Kitchen Grease, effectively cleans blockage in the pipes of washbasins and sinks. Use Instructions: Remove excess water from the blocked kitchen sink, wash basin or tub., Empty the entire contents into drain, add a cup of water and wait for 30 minutes., Flush well with water, Repeat application for stubborn block. Use regularly for trouble free drains., •Drain Cleaner will not damage pipes, septic tank etc.