2021DIN EN 16941-2:2021 On-site non-potable water systems - Part 2: Systems for the use of treated greywater; German version EN 16941-2:2021
2017DIN EN 16941-2:2017 On-site non-potable water systems - Part 2: Systems for the use of treated greywater; German and English version prEN 16941-2:2017