EN IS0 12572:2016/A1 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM 0ctober2024 ICS 91.120.10 English Version Hygrothermal performance of building materials and products - Determination of water vapour transmission properties - Cup method - Amendment 1 (IsO 12572:2016/Amd 1:2024) Performance hygrothermique des materiaux et Warme- und feuchtetechnisches Verhalten von produits pour ie batiment - Détermination des Baustoffen und Bauprodukten - Bestimmung der Wasserdampfdurchlassigkeit - Verfahren mit einem propriétés detransmission dela vapeur d'eau - Méthodedelacoupelle-Amendement1(IsO Prufgefaf-Anderung1(IS012572:2016/Amd 12572:2016/Amd 1:2024) 1:2024) CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this amendment into therelevant national standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This amendment exists in three official versions (English, French, German). A version in any other language made by translation same status as the official versions. Finland,France, Germany,Greece, Hungary,Iceland, Ireland,Italy, Latvia, Lithuania, Luxembourg, Malta,Netherlands,Norway, Poland,Portugal,Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia,Spain, Sweden, Switzerland, Turkiye and United Kingdom. cen EUROPEAN COMMITTEEFOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHESKOMITEEFURNORMUNG CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels @2024CEN All rights of exploitation in any form and by any means reserved Ref.No.ENIS012572:2016/A1:2024E worldwide for CEN national Members. EN IS0 12572:2016/A1:2024 (E) Contents Page European foreword... 2 EN IS0 12572:2016/A1:2024 (E) European foreword This document (EN IS0 12572:2016/A1:2024) has been prepared by Technical Committee IS0/TC 163 "Thermal performance and energy use in the built environment" in collaboration with Technical Committee CEN/TC 89 “Thermal performance of buildings and building components" the secretariat of which is held by SIS. This Amendment to the European Standard EN IS0 12572:2016 shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2025, and conflicting national standards shall be withdrawn at the latest by April 2025. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights Any feedback and questions on this document should be directed to the users' national standards body/national committee. A complete listing of these bodies can be found on the CEN website. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkiye and the United Kingdom. Endorsement notice The text of IS0 12572:2016/Amd 1:2024 has been approved by CEN as EN IS0 12572:2016/A1:2024 without any modification. 3