District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made pipe assembly of steel service pipe, polyurethane thermal insulation and a casing of polyethylene; German version EN 253:2019
Edition 2020-03

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

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 heating pipes - Factory made flexible pipe systems - Part 1: Classification, general requirements and test methods; German version EN 15632-1:2022
Edition 2022-08

Geotechnical investigation and testing - Sampling methods and groundwater measurements - Part 1: Technical principles for the sampling of soil, rock and groundwater (ISO 22475-1:2021); German version EN ISO 22475-1:2021
Edition 2022-02

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 heating pipes - Factory made flexible pipe systems - Part 4: Bonded system with metal service pipes; requirements and test methods; German version EN 15632-4:2022
Edition 2022-08

District cooling pipes - Bonded single pipe systems for directly buried cold water networks - Part 2: Factory made fitting assemblies of steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene; German version EN 17415-2:2021
Edition 2021-11

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 448:2023
Edition 2023-08

Modular heat exchangers
Edition 2014-11