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 (Endorsed by Asociación Española de Normalización in November of 2019.)
| AENOR | |
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| Product Category | Standards and Technical Documents |
| Product Name | UNE-EN 15698-1:2019 |
