District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 1: Factory made twin pipe assembly of steel service pipes, polyurethane thermal insulation and one casing of polyethylene; German version EN 15698-1:2019
Edition 2020-04

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 2: Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and one casing of polyethylene; German and English version prEN 15698-2:2023
Edition 2023-08

District heating pipes - Bonded twin pipe systems for directly buried hot water networks - Part 2: Factory made fitting and valve assemblies of steel service pipes, polyurethane thermal insulation and one casing of polyethylene; German version EN 15698-2:2019
Edition 2020-04

Water quality - Visual seabed surveys using remotely operated and/or towed observation gear for collection of environmental data; German version EN 16260:2012
Edition 2013-01

Forestry machinery - Safety requirements on radio remote controls; German version EN 17067:2018
Edition 2019-03

Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetry; German version EN 17233:2021
Edition 2021-11

District heating and district cooling pipe systems - Terms and definitions; German version EN 17248:2019
Edition 2019-12

District cooling pipes - Factory made flexible pipe systems - Part 1: Classification, general requirements and test methods; German version EN 17414-1:2020
Edition 2020-09

District cooling pipes - Factory made flexible pipe systems - Part 2: Bonded system with plastic service pipe - Requirements and test methods; German version EN 17414-2:2020
Edition 2020-09

District cooling pipes - Factory made flexible pipe systems - Part 3: Non bonded system with plastic service pipes - Requirements and test methods; German version EN 17414-3:2020
Edition 2020-09