BS PD CEN/TS 17670‑3:2024
BS PD CEN/TS 17670‑3:2024
Plastics piping systems for non-pressure underground conveyance of surface water. Unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Assessment of conformitystandard by BSI Group , 12/31/2024