Gas meter - Thermal-mass flow-meter based gas meter; German version EN 17526:2021
Edition 2024-02

Guidelines for the management of assets of water supply and wastewater systems - Part 4: Wastewater treatment plants, sludge treatment facilities, pumping stations, retention and detention facilities (ISO 24516-4:2019)
Edition 2021-08

Water conditioning equipment inside buildings - Membrane separation devices - Requirements for performance, safety and testing; German version EN 14652:2005+A1:2007
Edition 2007-09

Guidance and recommendations on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems (ISO 21805:2023); German version EN ISO 21805:2023
Edition 2023-07

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

Wastewater treatment plants - Part 4: Primary treatment; German and English version prEN 12255-4:2021
Edition 2021-09

Drain and sewer systems outside buildings - Sewer system management; German version EN 752:2017
Edition 2017-07

Vacuum drainage systems inside buildings; German version EN 12109:1999
Edition 1999-06

Plastics piping systems for non-pressure underground conveyance and storage of non-potable water - Boxes used for infiltration, attenuation and storage systems - Part 1: Specifications for storm water boxes made of PP and PVC-U; German version EN 17152-1:2019 + AC:2020
Edition 2023-06

Security and resilience - Vehicle security barriers - Part 2: Application (ISO 22343-2:2023); Text in German and English
Edition 2024-03