Sistemi cevovoda od plastičnih masa za instalacije za toplu i hladnu vodu – Polipropilen (PP) – Deo 5: Pogodnost sistema za upotrebu – Izmena 1
Plastics piping systems for hot and cold water installations - Polypropylene (PP) - Part 5: Fitness for purpose of the system - Amendment 1 (ISO 15874-5:2013/Amd 1:2018)