BS PD CEN/TS 13476-4:2025
BS PD CEN/TS 13476-4:2025 Plastics piping systems for non-pressure underground drains and sewers — Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE)-Assessment of conformity
standard byBSI Group , 11/20/2025




