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STANDARD 22897
Second edition
Glass in building — Glazing and
airborne sound insulation — Product
descriptions, determination of
properties and extension rules
Verre dans la construction — Vitrages et isolation aux bruits aériens
— Descriptions de produits, détermination des propriétés et règles
d'extension
PROOF/ÉPREUVE
Reference number
ISO 22897:2023(E)
© ISO 2023
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ISO 22897:2023(E)
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© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
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Published in Switzerland
ii
PROOF/ÉPREUVE © ISO 2023 – All rights reserved
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ISO 22897:2023(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Symbols . 3
5 Glass products .3
5.1 Basic glasses . 3
5.2 Processed glasses . 3
5.2.1 Strengthened glasses . . . 3
5.2.2 Thermally toughened safety glasses . 3
5.2.3 Laminated glasses . 4
5.2.4 Coated glasses . 4
5.2.5 Insulating glass units . 4
5.2.6 Mirrors, painted glass, filmed glass, acid etched glass and sand blasted glass . 4
6 Test methods . 4
7 Sound insulation rating and classification . 4
7.1 Sound insulation rating . 4
7.2 Statement of acoustic performance of glass . 4
7.3 Specification of glazing requirements . 5
8 Extension rules .
...