NVN-CEN ISO/TS 22391-7:2019 en
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Plastics piping systems for hot and cold water installations - Temperature-resistant polyethylene pipes (PE-RT) - Part 7: Directive for the assessment of conformity
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English
01-30-2019
NVN-CEN-ISO / TS 22391-7 gives requirements and guidance for the assessment of conformity of materials, products, and assemblies in accordance with the applicable part (s) of ISO 22391 intended to be included in the manufacturer's quality plan as part of the quality management system for the establishment of certification procedures.
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