This EcoStar Water Saving Shower Regulator could save you up to 55percent on your water bill when running in eco mode (8L per minute) and if you fancy a boost this product also incorporates a handy booster button which delivers 14L per minute. Provides optimum efficiency with one jet shower heads. EcoStar is a branded range that highlights the small changes that each and every person can make towards protecting the environment in the ongoing battle against climate change. The EcoStar range consists of easy to install products that optimise energy efficiency in every day life, from taking a shower, to washing the dishes or brushing teeth, by lowering the flow rate so that the right amount of water is used saving the average household up to 70percent water usage. Always read instructions.