DIN EN ISO 15877-2/A2:2020-03
Проект
Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 2: Pipes - Amendment 2 (ISO 15877-2:2009/DAM 2:2020); German and English version EN ISO 15877-2:2009/prA2:2020