CEN/TS 17986:2023

Flexible sheets for waterproofing - Extrapolation rules for testing results on resistance to root penetration CEN/TS 17986:2023

Publication date:   Feb 19, 2024

General information

60.60 Standard published   Nov 8, 2023

CEN

CEN/TC 254 Flexible sheets for waterproofing

Technical Specification

91.100.50   Binders. Sealing materials

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Scope

Experience with testing in accordance with EN 13948 has shown that flexible sheets for waterproofing with different thicknesses, different colours, different formulations, different surface finishing, and different internal fabrics, amongst others, have passed the test successfully.
This document expresses the extrapolation rules of the results of root resistance testing in accordance with EN 13948 for roof waterproofing sheets manufactured in accordance with EN 13707:2004+A2:2009, and EN 13956:2012.
Experience with testing in accordance to EN 13948 has shown that the main critical points are represented by the joints. If joints are done in a proper way, it will avoid the penetration of roots during the test.

Related legislation

Legislation related to this standard

305/2011

Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec

Life cycle

NOW

PUBLISHED
CEN/TS 17986:2023
60.60 Standard published
Nov 8, 2023