There are 2 main categories – household water treatment and drinking water treatment.
- Vitopure S1 (Pre-Filter). Filter impurities such as soil, moss, and sand.
- Vitopure S2 – (Central Water Filters). Remove iron, odor, chlorine, and color from water. It is commonly used for a single house.
- Vitopure S3 – (Central Water Softeners) Helps to reduce water hardness.
- Vitopure S4 Non-RO – (Household water purifier) Filter impurities and ensure tap water is cleaner.
- Vitopure S4 RO – (Drinking Water Treatment) Filter germs, viruses, bacteria, and other impurities to ensure water is clean and suitable for drinking.
- Vitopure S5 – (Central Filter) Remove iron odor, chlorine, and color from water. S5 is commonly used in one area, such as the kitchen, bathroom, etc.
- Vitopure S6 – (Shower/Faucet Filters) Eliminate impurities and odors in water. It installed on faucets and showers.
Find out on their differences in below link: https://www.viessmann.id/en/products/water-softeners-and-purifiers/vitopure-family.html