Brita Filter All-in-One Water Filter Cartridges Ensure your water is clean and filtered with the All-In-One Water Filter Cartridges from Brita, it ensures freshly filtered water with fuller-flavoured, better-tasting cold and hot drinks. The cartridges fit all Brita jugs and Brita flow and offer a 4-stage filtration system to filter out impurities such as herbicides, pesticides, and pharmaceuticals. One cartridge filters up to 150 litres every day for four weeks and has super fine filter mesh ensuring superb particle retention, ideal for older pipework. Fits all Brita jugs and Brita flow.