NA 119
DIN Standards Committee Water Practice
Project
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) - Part 2: Pipes and fittings with smooth external surface, Type A
Begin
2026-01-21
Planned document number
ISO/AWI 21138-2
Responsible national committee
Responsible international committee
ISO/TC 138/SC 1/WG 4 - Plastics piping systems for underground drainage and sewerage