EN 1566-1:2022
建筑結構內用于土壤和廢物排放（低溫和高溫）的塑料管道系統 氯化聚氯乙烯(PVC-C)第1部分：管道、配件和系統規范
Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Chlorinated poly(vinyl chloride) (PVC-C) - Part 1: Specifications for pipes, fittings and the system