AS 4254.1:2012

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Ductwork for air-handling systems in buildings-Flexible duct

Published By	Publication Date	Number of Pages
AS	2012-06-08	29

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Categories: 91.140.30 - Ventilation and air-conditioning systems, AS

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Description

Specifies requirements for materials, construction and installation, including some aspects of performance, for flexible duct for air-handling systems in buildings and facilities.

Scope

This Standard specifies requirements for materials, construction and installation, including some aspects of performance, for flexible duct for air-handling systems in buildings and facilities. It covers –
(a) dimensional stability (deformation and deflection) under positive or negative pressure applications and static loads;
(b) leakage under positive or negative pressure;
(c) support; and
(d) fire hazard requirements.
This Standard does not cover the following:
(i) Noise generation and transmission.
(ii) Exposure to damage from –
(A) transportation and handling;
(B) weather and temperature extremes;
(C) flexure cycle;
(D) chemical corrosion; and
(E) other in-service conditions specific to the installation.
(iii) Impact loading, such as –
(A) fire;
(B) earthquake;
(C) sudden stoppage of airflow; and
(E) resistance to airflow.

Additional information

Published Code	AS
Published By	Australia Standards
Publication Date	2012-06-08
Pages Count	29
Language	English
Edition	1
File Size	747.5 KB
ISBN	978174342147
ICS Codes	91.140.30 - Ventilation and air-conditioning systems

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AS 4254.1:2012

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