BS IS0 13638:2021 BSl Standards Publication Building and civil engineering sealants Determination of resistance to prolonged exposure to water bsi. BSISO13638:2021 BRITISH STANDARD National foreword This British Standard is the UK implementation of IS0 13638:2021 The UK participation in its preparation was entrusted to Technical Committee B/547, Sealants for building and construction. A list of organizations represented on this committee can be obtained on requesttoits committeemanager. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. TheBritishStandardsInstitution2021 PublishedbyBSIStandardsLimited2021 ISBN9780539122985 ICS91.100.50 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Amendments/corrigendaissuedsincepublication Date Textaffected BSISO13638:2021 ISO INTERNATIONAL STANDARD 13638 Second edition 2021-03-10 Building and civil engineering sealants Determination of resistance to prolonged exposure to water Mastics pourbatiments etouvragesdegenie civil-Détermination dela resistanceduneimmersion prolongéedans I'eau Reference number ISO13638:2021(E) ISO @IS02021