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    I.S. EN ISO 12572:2016

    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

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    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

    Abstract - (Show below) - (Hide below)

    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.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    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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