NF EN ISO 21003-3/A1

Multilayer piping systems for hot and cold water installations inside buildings - Part 3 : fittings - Amendment 1

Le présent amendement met à jour les références normatives et donne des spécifications sur les raccords métalliques.

To comply with a standard, you need to quickly understand its issues in order to determine its impact on your activity.

The Requirements department helps you quickly locate within the normative text:
- mandatory clauses to satisfy,
- non-essential but useful clauses to know, such as permissions and recommendations.

The identification of these types of clauses is based on the document “ISO / IEC Directives, Part 2 - Principles and rules of structure and drafting of ISO documents ”as well as on a constantly enriched list of verbal forms.

With Requirements, quickly access the main part of the normative text!

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