This Mr Muscle Power Gel Drain Unblocker cuts through standing water in your clogged drain, dissolving even the toughest clogs. Use this liquid drain cleaner once a week to clear blockages and slow-running drains anywhere in your home. Easy to use, simply pour the entire contents of the bottle down the plughole to attack the blockage directly, and after waiting for five minutes, flush with hot water (allowing longer for tough clogs). With a formula that clears drains 3x better than bleach, getting rid of blockages and unpleasant odours has never been easier. Add this power gel to your home cleaning essentials to clean less and live more. A single pack contains 2 x 1000ml drain unblocker bottles. Pack of 4.