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ISO 23351-2:2026

Acoustics — Measurement of speech level reduction of furniture ensembles and enclosures — Part 2: Field method

Aug 11, 2026

General information

60.60     Aug 11, 2026

ISO

ISO/TC 43/SC 2

International Standard

91.120.20  

English  

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Scope

This document specifies a method to determine the apparent speech level reduction of furniture ensembles and enclosures (hereinafter referred to as test objects) in field conditions meeting engineering grade of accuracy.
The method is applicable to furniture ensembles or enclosures, which can be used by one or more occupants.
This method is not intended for single components used in workstations, such as a screen, a storage unit, a table, a luminaire, a cupboard, a bookshelf, a standard chair, a wall absorber, or a ceiling absorber.

Life cycle

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PUBLISHED
ISO 23351-2:2026
60.60 Standard published
Aug 11, 2026