Cleaning blocked drains is easy and quick with the expert Dranex, India’s No.1 Drain Expert. Its powerful formulae clears heavy drain blockages in just 30 minutes. The drain cleaner works by melting grease, dirt, hair and food particles in kitchen, bathroom, balcony drains, sinks, and washbasins. Regular usage of Dranex can help prevent drain clogging and can help keep away cockroaches.