NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
DIN EN 253 [available pre-publication] references following documents:
| Document number | Edition | Title |
|---|---|---|
| EN 489-1 | 2019-10 | 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 More |
