Laboratory equipment - Laboratory fittings - Part 4: Valves for pure gases
Edition 2004-11

District heating pipes - Bonded single and twin pipe systems for buried hot water networks - Part 1: Joint casing assemblies and thermal insulation for hot water networks in accordance with EN 13941-1; German version EN 489-1:2019
Edition 2022-08

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 and English version prEN 15698-1:2023
Edition 2023-08

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

District heating and district cooling pipes - Bonded pipe systems for directly buried hot and cold water networks - Part 2: Factory made steel valve assembly for draining and venting, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 488-2:2023
Edition 2023-08

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 488-1:2023
Edition 2023-08

Factory-made double skin metal faced insulating sandwich panels - Part 5: Design methods - Determination criteria for combining actions and spans; German and English version prEN 14509-5:2021
Edition 2021-07

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

Factory-made double skin metal faced insulating sandwich panels - Part 3: Test methods for determining mechanical strength, building physical behaviour and durability; German and English version prEN 14509-3:2021
Edition 2021-09

Factory-made double skin metal faced insulating sandwich panels - Part 4: Test methods for fixing of panels to substructure and for determining restraining effect on substructure; German and English version prEN 14509-4:2021
Edition 2021-09