EN ISO 12951:2020

Textile floor coverings - Determination of mass loss, fibre bind and stair nosing appearance change using the Lisson Tretrad machine (ISO 12951:2020) EN ISO 12951:2020

Publication date:   Oct 14, 2020

General information

60.60 Standard published   Jun 17, 2020


CEN/TC 134 Resilient, textile and laminate floor coverings

European Norm

97.150   Floor coverings



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This document specifies four methods of test for textile floor coverings (with or without an underlay, see Clause 9) using the Lisson Tretrad machine.
— test A: determination of mass loss of textile floor coverings, also used to assess fibre bind of synthetic pile carpets;
— test B: determination of stair nosing appearance change of textile floor coverings;
— test C: determination of fibre bind on synthetic loop pile carpets;
— test D: determination of fibre bind (hairiness) on needled floor coverings and floor coverings without pile.

Life cycle


EN ISO 12951:2015


EN ISO 12951:2020
60.60 Standard published
Jun 17, 2020