EN 1453-1:2000 建筑物內污物和廢水排放(低和高溫)帶結構壁管道的塑料管道系統.未增塑聚氯乙烯(PVC-U).第1部分:管材和系統規范
Plastics Piping Systems with Structured-Wall Pipes for Soil and Waste Discharge (Low and High Temperature) Inside Buildings - Unplasticized Poly(Vinyl Chloride) (PVC-U) - Part 1: Specifications for Pipes and the System