Protection against pollution of potable water installations and general requirements of devices to prevent pollution by backflow; German version EN 1717:2000; Technical rule of the DVGW
Edition 2011-08

Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflow; German and English version prEN 1717:2023
Edition 2023-07

Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflow; German version EN 1717:2025
Edition 2026-02

Codes of practice for drinking water installations - Part 100: Protection of drinking water, drinking water quality control
Edition 2024-07

Valves for drinking water installations on private premises - Anti-vacuum valves, types D and E
Edition 2018-03

Codes of practice for drinking water installations - Part 100: Protection of drinking water, drinking water quality control; DVGW code of practice
Edition 2011-08

Planning, installation, operation and maintenance of fire hose systems, systems with fire hydrants and dry risers
Edition 2023-07

Codes of practice for drinking water installations - Part 100: Protection of drinking water, drinking water quality control
Edition 2026-02

Controllable backflow preventer with reduced pressure zone - Family B type A according to DIN EN 12729 for temporary connection to potable water supply installed outside of buildings
Edition 2017-10