Filters or pre-filters allow you to clean the water by removing the coarsest elements (sand, sludge, pieces of limestone, rust...), some filter cartridges allow you to refine this result by retaining part of the heavy metals, pesticides, micro plastics...
If your objective is to obtain better quality drinking water, you should opt for a water purifier which can be installed on its own but which will clog up less quickly if you are equipped with this type of filter upstream.
Removing deposits from water
Bisphenol A free product, made in Europe
Equipped with a pressure reducer and pressure gauge
Countercurrent washing without water shut-off.
An upgradeable system
Optional: add the electronic box to automate backwashing
Prices are tax included