This 360anddeg Water Saving Kitchen Tap Swivel from EcoStar features a reducer to fit an M22 and M24 spout end with an 8 Litre regulator. This water saving swivel could save you up to 55percent plus the associated energy costs (based on an 18L flow tap with 1 bar pressure). Suitable for gravity, mains and mixed pressure applications. 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.