Disposable cartridge that use a column of carboxylic resins (weak) to reduce the carbonate hardness (temporary) of the treated water.
The resins used have a high exchange capacity and do not alter the pH. The resins used have a high exchange capacity and do not alter the pH. Cartridges have also fix mix inside, the models X, XL, XX have also melt blown filter 5 µm. The Stem version has IN/OUT male connections with 10 mm tube, upflow version.