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AS 4254.1-2012

[Available Superseded]

Ductwork for air-handling systems in buildings, Part 1: Flexible duct

Included in Ductwork and air handling systems set
Specifies requirements for materials, construction and installation, including some aspects of performance, for flexible duct for air-handling systems in buildings and facilities.
Published: 08/06/2012
Pages: 21
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Objective
1.3 Normative references
1.4 Definitions
1.5 New designs and innovations
1.6 Testing
2 Construction and installation
2.1 Flexible duct
2.1.1 General
2.1.2 Wet area exhaust flexible duct
2.2 Flexible duct sealing
2.2.1 General
2.2.2 Sealing media
2.2.3 Air sealing
2.2.4 Vapour sealing by adhesive tapes
2.2.5 Mechanical fixing
2.2.6 Surface preparation
2.2.7 Leakage
2.3 Construction
2.3.1 General
2.4 Test criteria
2.4.1 General
2.4.2 Mechanical performance
2.4.3 Fire performance
2.5 Installation
2.5.1 General
2.5.2 Connections
2.5.3 Hangers, support and load distribution systems
2.6 Thermal insulation used on flexible duct
2.7 Labelling of flexible duct
2.8 Validity period for test results
2.9 Flexible duct compliance report summary
Appendix A
Cited references in this standard
[Current]
Methods for fire tests on building materials, components and structures, Part 4: Fire-resistance tests for elements of construction
[Current]
Methods for fire tests on building materials, components and structures, Part 3: Simultaneous determination of ignitability, flame propagation, heat release and smoke release
[Current]
Thermal insulation materials for buildings, Part 1: General criteria and technical provisions
Content history
[Superseded]
DR AS 4254.1
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