• I.S. EN ISO 12631:2017

    Current The latest, up-to-date edition.

    THERMAL PERFORMANCE OF CURTAIN WALLING - CALCULATION OF THERMAL TRANSMITTANCE (ISO 12631:2017)

    Publisher:  National Standards Authority of Ireland

    Published: 

    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.

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