ISO INTERNATIONAL STANDARD 11638 Second edition 2020-03 Resilient floor coverings Heterogeneous poly(vinyl chloride) flooring on foam Specification Revetements de sol résilients-Revetements de solhetérogenes sur mousseabasedepoly(chloruredevinyle)-Spécification Reference number IS011638:2020(E) ISO @IS02020 IS0 11638:2020(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2020 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting below orIso's member body in the country of therequester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland i @IS0 2020 - All rights reserved IS0 11638:2020(E) Contents Page Foreword .iv 1 Scope. 1 2 Normative references 1 3 Terms and definitions 4 Requirements .2 2 4.1 Identification requirements. 4.2 Generalrequirements .3 4.3 Thickness of wear-layer requirements 5 Classification requirements .4 6 Marking .8 Annex A (informative) Optional properties 9 Bibliography .10 @ IS0 2020 - All rights reserved iii