Unplasticized polyvinyl chloride (PVC-U) pipes for water supply — Recommended practice for laying
Canalisations en polychlorure de vinyle non plastifié (PVC-U) pour l'adduction d'eau — Pratique recommandée pour la pose
23.040.20 - Plastics pipes.
91.140.60 - Water supply systems. Including water meters in buildings
93.025 - External water conveyance systems. Including buried and above ground installations
Es anulada por: ISO/TR 4191:2014
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