Water supply - Requirements for systems and components outside buildings; German and English version prEN 805:2023
Edition 2023-12

Gas infrastructure - Injection stations - Part 1: General requirements; German and English version prEN 17928-1:2023
Edition 2023-06

Eurocode 8: Design of structures for earthquake resistance - Part 4: Silos, tanks and pipelines; German version EN 1998-4:2006
Edition 2007-01

Durability of wood and wood-based products - Testing and classification of the durability to biological agents of wood and wood-based materials; German version EN 350:2016
Edition 2016-12

Wastewater treatment plants - Part 1: General construction principles; German and English version prEN 12255-1:2023
Edition 2023-08

Plastics piping systems for industrial applications - Poly(vinylidene fluoride) (PVDF) - Specifications for components and the system (ISO 10931:2005 + Amd 1:2015); German version EN ISO 10931:2005 + A1:2015
Edition 2015-11

Soil quality - Sampling of soil invertebrates - Part 5: Sampling and extraction of soil macro-invertebrates (ISO 23611-5:2011); German version EN ISO 23611-5:2013
Edition 2013-05

Ductile iron and steel wide tolerance couplings and flange adaptors for use with pipes of different materials: ductile iron, Grey iron, steel, PVC-U, PVC-O, PE, fibre-cement; German version EN 14525:2022
Edition 2022-12

Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 6: Code of practice for design, handling and installation (ISO 16486-6:2012)
Edition 2015-07

Design and manufacture of site built, vertical, cylindrical, flat-bottomed steel tanks for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -165 °C - Part 2: Metallic components; German version EN 14620-2:2006
Edition 2006-12