Unfiltered water can contain a huge variety of contaminants such as chlorine, limescale, nitrates, and so on.
The application you wish to use your water in may dictate which contaminants you are seeking to remove as well as what style of filter you require. To help, we've separated our filter ranges into categories based upon the style and size of the carridge as well as the types of contaminants they're capable of removing, which you can view below.