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ISO 5135:2020

Acoustics — Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation test room ISO 5135:2020

Publication date:   Aug 12, 2020

General information

90.93   Standard confirmed   Dec 17, 2025

ISO

ISO/TC 43/SC 1 Noise

International Standard

17.140.20   Noise emitted by machines and equipment

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Published

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Scope

This document establishes general rules for the acoustic testing of air-terminal devices, air-terminal units, dampers and valves used in air diffusion and air distribution systems in order to determine sound power levels as defined in ISO 3741.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 5135:1997

NOW

PUBLISHED
ISO 5135:2020
90.93 Standard confirmed
Dec 17, 2025




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