Flexible sheets for waterproofing. Definitions and characteristics of underlays - Underlays for walls Ingestion-build-111333 ISO 19967-1 specifies test conditions

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Flexible sheets for waterproofing. Definitions and characteristics of underlays - Underlays for walls Ingestion-build-111333 ISO 19967-1 specifies test conditions1 Scope This European standard specifies the characteristics of flexible sheets for underlays for walls which are to be used in walls behind outside wall coverings in order to avoid penetration of wind and water from outside. It specifies the requirements and test methods and provides for the evaluation of conformity of the products with the requirements of this document.