One Chem Essentials Heavy Duty Sink & Drain Unblocker, 2 x 5 Litre, Clears Grease and Fat Deposits, Safe for Pipes

HEAVY DUTY FORMULA: Specially formulated liquid that powerfully clears grease, fat, and food deposits from drains, gullies, and waste outlet pipes. FAST ACTING: Tough on stubborn blockages, simply pour 500ml down the drain, leave to dwell for a minimum of 3 hours or preferably overnight, then flush with warm water. MAINTAINS DRAINS: Regular use helps reduce build-ups and blockages, keeping your drains flowing freely and preventing future clogs. SAFE FOR PIPES: Designed to be safe on household pipework, making it suitable for use in sinks, drains, and waste outlet pipes throughout the home. GENEROUS 5L CAPACITY: Comes in a large 5-litre container, providing multiple treatments to tackle blockages and maintain drains over an extended period.