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AS/NZS ISO 14857:2023
$123.88
Thermal performance in the built environment – Determination of air permeance of building materials
AS/NZS ISO 14857:2023 identically adopts ISO 14857:2014, which specifies the equipment and procedures to determine the air permeance of building materials at various pressure differentials, and assign an air permeance rate at a reference pressure differential rate (ΔP) of 75 Pa.
Table of contents
Header
About this publication
Preface
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Sampling and conformity control
5 Test specimens
5.1 Number
5.2 Dimensions
5.3 Preparation
5.4 Conditioning
6 Principle
7 Apparatus
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.6
7.7
7.8
8 Procedures
8.1 Specimen installation
8.1.1 Self-supporting materials
8.1.2 Non-self-supporting materials
8.2 Test procedure
8.2.1 Calibration
8.2.2 Control tests
8.2.3 Specimen tests
9 Calculation and expression of results
9.1 Standard temperature and pressure
10 Precision
11 Test report
Annex A
Cited references in this standard
Please select a variation to view its description.
| Published | 17/11/2023 |
|---|---|
| Pages | 14 |
Please select a variation to view its pdf.
