Terminology
[+]⇒ EN 17248, District heating and district cooling pipe systems - Terms and definitions - is currently under revision at WG 2.
If you are interested in participating in this group, please contact us.
Joint casing assemblies and thermal insulation
[+]⇒ EN 489-1, 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 - is currently under revision at WG 4.
If you are interested in participating in this group, please contact us.
Design and installation
[+]⇒ EN 13941-series, District heating pipes - Design and installation of thermal insulated bonded single and twin pipe systems for directly buried hot water networks - is currently under revision at WG 13.
If you are interested in participating in this group, please contact us.
Supplementary information on usage of CEN/TC 107 documents
[+]⇒ CEN/TR (unspecified), Supplementary information on usage of CEN/TC 107 documents - is currently under development at WG 2.
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Future projects in the CEN
All CEN-Standards are revised at regular intervals.
Surveillance systems
[+]⇒ EN 14419, District heating pipes - Bonded single and twin pipe systems for buried hot water networks - Surveillance systems - we expect a revision to start next year.
If you are interested in participating in this group, please contact us.
District cooling pipes
[+]⇒ The EN 17414 & EN 17415 series, which deal with district cooling pipes, their composite systems, monitoring systems, classifications, and testing - we expect a revision to start next year.
If you are interested in participating in this group, please contact us.
Flexible pipe systems (Lower temperatures)
[+]⇒ EN 17878, District heating pipes - Factory made flexible pipe systems with a lower temperature profile - we expect a revision of the series to start 2029.
If you are interested in participating in this group, please contact us.
Factory made pipe assembly of steel service pipe
[+]⇒ EN 253, 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 - we expect a revision of the series to start 2029.
If you are interested in participating in this group, please contact us.
Bonded single pipe systems
[+]⇒ EN 448, 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 - a revision of the series is expected in 2030.
If you are interested in participating in this group, please contact us.
shut-off valve assembly
[+]⇒ The series EN 488, 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 - a revision of the series is expected in 2030.
If you are interested in participating in this group, please contact us.
Bonded twin pipe systems
[+]⇒ Serie: EN 15698, Bonded twin pipe systems for directly buried hot water networks - a revision of the series is expected in 2031.
If you are interested in participating in this group, please contact us.
Joint casing systems for flexible pipe systems
[+]⇒ EN 489-2, District heating pipes - Factory made flexible pipe systems - Joint casing systems - a revision of the series is expected in 2031.
If you are interested in participating in this group, please contact us.
Qualification of fitters and welders
[+]⇒ EN 18213, District heating and district cooling pipes - Bonded single and twin pipe systems for directly buried hot and cold water networks
- a revision of the series is expected in 2031.
If you are interested in participating in this group, please contact us.
Completed projects in the CEN
Flexible pipe systems - Thermoplastic reinforced service pipes (TRSP)
[+]⇒ District heating pipes - Factory made flexible pipe systems - Classification, requirements and test methods for bonded or non-bonded system with thermoplastic reinforced service pipes (TRSP); in this regard, a TCA 2024 has been published conclusively.
last update: 01.07.2026-MSt






