5-in-1 PROTECTION: Bacteria, Odours, Limescale, Dirt, Freshness KILLS 99.9 Percent OF BACTERIA: Dettol washing machine cleaner kills 99.9 Percent of bacteria ROMOVES LIMESCALE and DIRT: Acts as a descaler to remove limescale to help improve the functioning of your machine. Removes hidden firt. LASTING FRESHNESS: This formula will reach hidden areas of the machine which will stop bad odours, leaving a lasting freshness in the machine EASY TO USE: Use on an empty machine, every 2 months. Recommended dosage 250ml. Pour the liquid into the detergent drawer - do not add detergent. Run the washing machine at 60°C without any laundry.