Steam Cleaner Descaler designed for your H2O Steam Cleaner by H2O | | 3 x H2O Descaler with each bottle 75ml of Powerful Limescale-Busting Solution | | Just add to your H2O water tank and follow the instructions on the bottle to improve steam mop performance | | Compatible with most Steam Cleaners and designed for the H2O range including the H2O HD, H2O X5, H2O Steam FX | |