prSSH EN ISO 12951:2020

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

Scope

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.