ISO 21138-3:2020

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BSI

Plastics piping systems for non-pressure underground drainage and sewerage. Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE). Pipes and fittings with non-smooth external surface, Type B|Piping systems, Pipe systems, Plastic pipes, Unplasticized polyvinyl chloride, Polypropylene, Polyethylene, Pipe fittings

127 GBP