Translating…
That is a good questions and can always be answered pretty much straight forward. It can be answered however with another question – do you have hard water problems?
The reason to determine if you have hard water as a source is good enough as knowing if you really are going to need a water softener system in order to get rid of calcium and magnesium ions.
These bad, as we call, ions, will always be a problem and interfere with daily life in a daily basis.
The reason for this is that they trouble the foam formation from soap, as well they clog up the pipeline system of your house. They leave bad stains in your bath tubs and sinks, and the list grows on.
It is not good at all to have this situation that is why people use water softener systems in order to process these waters so they can have soft water (the good water quality).
I believe that people who face these problems will mostly live on farms and places where they have low quality water sources provided. As a result people who can afford will manage to install softeners to solve this issue.
I must say that these are really needed systems in order for you to avoid these issues and so that you can have high quality water.
Before buying your system however you need to do your homework. In other words, you need to research which will really satisfy your needs.
There are products in the market that will be to expandable. They will come with just too many specifications and functionalities. Just too many that you might not need.
There may also be those under standard ones which will lack in quality and probably will have crappy parts that may need constant replacement.