Yes. If you know you like in a Hard water area, you may well have a water softener fitted to your water supply to remove the build up, if not, then a water softeners should be installed. This will not only ensure our products are products but also increase the life of many household appliances, such as Washing Machines, Kettles and of course your shower. Typical signs of Hard water are the build of ‘fur’ in your kettle. If you are only mildly affected by Hard water, then consider using the following steps: In hard-water areas, wash down the unit and remove the dirt periodically. Fitting a water filtration device is also advisable in areas where the water is likely to lead to a build up of minerals within the pipes and diverter assembly.