German Standards for public water supply and sanitation
The DWA (German Association for Water, Waste water and Waste) offers to the specialist
in the field, a site where German rules and standards, translated into English, can be bought.
Each standard contains a short description in English. In order to support interested parties,
the link of the DWA-site is: http://www.dwa.de/dwa/shop/shop_english.nsf/Produktliste?
openform&sprache=English&navindex=110000 .