PD CEN/TS 14758-2:2025

Plastics piping systems for non-pressure underground drainage and sewerage. Polypropylene with mineral modifiers (PP-MD). Assessment of conformity | Status: Current

1 Scope This document gives guidance and requirements for the assessment of conformity of compounds/formulations, products, joints and assemblies in accordance with the applicable part(s) of EN 14758 intended to be included in the manufacturer’s quality plan as part of the quality management system and for the establishment of certification procedures.

NOTE 1 A basic test matrix provides an overview of the testing scheme in Annex A, Table A.1.

NOTE 2 If certification is involved, the certification body operating according to EN ISO/IEC 17065 [1] and EN ISO/IEC 17020 [2] is considered to be competent.

In conjunction with EN 14758‑1, this document is applicable to solid wall pipes and fittings with or without internal and/or external skin and the system made of mineral modified polypropylene materials (PP-MD) intended to be used for non-pressure underground drainage and sewerage:

1. — outside the building structure (application area code “U”); and
2. — for both buried in ground within the building structure and outside the building structure (application area code “UD”).