DIN EN 17872:2022-08 Flexible sheets for waterproofing - Underlays for discontinuous roof coverings - Artificial ageing procedure; German and English version prEN 17872:2022 / Note: Date of issue 2022-07-01
2022DIN EN 17872:2022-08 Flexible sheets for waterproofing - Underlays for discontinuous roof coverings - Artificial ageing procedure; German and English version prEN 17872:2022 / Note: Date of issue 2022-07-01