Chemicals used for treatment of water intended for human consumption - Cationic polyacrylamides; German version EN 1410:2023
Edition 2023-12

Chemicals used for treatment of water intended for human consumption - Sodium alginate; German version EN 1405:2023
Edition 2023-12

One off Kachelgrundöfen/Putzgrundöfen (tiled/mortared stoves) - Dimensioning; German version EN 15544:2023
Edition 2023-04

Guidelines for the management of assets of water supply and wastewater systems - Part 2: Waterworks (ISO 24516-2:2019)
Edition 2021-08

Guidelines for the management of assets of water supply and wastewater systems - Part 1: Drinking water distribution networks (ISO 24516-1:2016)
Edition 2021-02

Electricity metering - Data exchange for meter reading, tariff and load control - Part 46: Data link layer using HDLC-protocol (IEC 62056-46:2002 + A1:2006); German version EN 62056-46:2002 + A1:2007, text in English
Edition 2007-08

Maintenance function and management; German and English version prEN 17948:2023
Edition 2023-04

Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2009 modified); German version EN 14161:2011+A1:2015
Edition 2015-07

Plastics piping systems for drainage and sewerage - Glass-reinforced thermosetting plastics (GRP) based on polyester resin (UP) - Manholes and inspection chambers; German version EN 15383:2012+A1:2013
Edition 2014-02

Medical gas pipeline systems - Part 1: Pipeline systems for compressed medical gases and vacuum (ISO 7396-1:2016 + Amd 1:2017); German version EN ISO 7396-1:2016 + A1:2019
Edition 2019-06