Brita Purity C300 Water FilterThe Purity C Quell ST filter range has been specially developed for use in the catering, vending and coffee sectors to reduce the carbonate hardness in drinking water, thus avoiding scale deposits in the upstream appliance. The Purity filter medium retains metal ions, such as lead or copper, and also reduces cloudiness, organic impurities and chlorine that impair the quality and taste. Key Benefits: Reliable protection for professional coffee machines