* 3 x Water Filter Cartridges * Effective Against Limescale * 4-Stage Filtration System * Ideal for Regions with Hard/Very Hard Water Introducing BRITA MaxtraPro Limescale Expert Cartridges - the original and trusted choice for pure and fresh filtered tap water. Say goodbye to limescale buildup and extend the life of your kitchen appliances with BRITA's innovative 4-stage filtration, featuring ion exchanger pearls and natural activated carbon from coconut shells. Savour the full aroma of your favourite cold and hot drinks, enhanced by BRITA's limescale reduction and taste-impairing chlorine and metal removal.