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I.S. EN ISO 12572:2016

Current
Current

The latest, up-to-date edition.

HYGROTHERMAL PERFORMANCE OF BUILDING MATERIALS AND PRODUCTS - DETERMINATION OF WATER VAPOUR TRANSMISSION PROPERTIES - CUP METHOD (ISO 12572:2016)
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2016

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

National Foreword
European foreword
Foreword
1 Scope
2 Normative references
3 Terms, definitions, symbols, units and subscripts
4 Principle
5 Apparatus
6 Test specimens
7 Procedure
8 Calculation and expression of results
9 Accuracy of measurement
10 Test report
Annex A (normative) - Methods suitable for self-supporting
        materials
Annex B (normative) - Methods suitable for loose fills
Annex C (normative) - Methods suitable for membranes and
        foils
Annex D (normative) - Methods suitable for mastics and
        sealants
Annex E (normative) - Methods suitable for paint, varnishes, etc
Annex F (normative) - Correction for the effect of a masked
        edge of a specimen
Annex G (normative) - Correction for resistance of air layers
Annex H (normative) - Method for calculating the water vapour
        resistance of the air layer in the cup
Annex I (informative) - Weighing repeatability, weighing interval
        and specimen size needed to achieve desired accuracy
Annex J (informative) - Conversion table for water vapour
        transmission units
Bibliography

Provides a method based on cup tests for determining the water vapour permeance of building products and the water vapour permeability of building materials under isothermal conditions.

DocumentType
Standard
Pages
46
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

I.S. 440:2009 TIMBER FRAME DWELLINGS

ISO 9346:2007 Hygrothermal performance of buildings and building materials — Physical quantities for mass transfer — Vocabulary
ISO 12571:2013 Hygrothermal performance of building materials and products Determination of hygroscopic sorption properties
ISO 15148:2002 Hygrothermal performance of building materials and products Determination of water absorption coefficient by partial immersion
ISO 12570:2000 Hygrothermal performance of building materials and products — Determination of moisture content by drying at elevated temperature

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