Hlavní stránka>22/30454331 DC BS EN 17872 Flexible sheets for waterproofing. Underlays for discontinuous roof coverings. Artificial ageing procedure
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sklademVydáno: 2022-07-21
22/30454331 DC
BS EN 17872 Flexible sheets for waterproofing. Underlays for discontinuous roof coverings. Artificial ageing procedure
Měna
Označení normy:
22/30454331 DC
Počet stran:
11
Vydáno:
2022-07-21
Status:
Draft for Comment
Popis
22/30454331 DC
This standard 22/30454331 DC BS EN 17872 Flexible sheets for waterproofing. Underlays for discontinuous roof coverings. Artificial ageing procedure is classified in these ICS categories:
91.100.50 Binders. Sealing materials
This document specifies a procedure for artificial ageing of flexible sheets for underlays which are used under discontinuous roof coverings by means of UV-radiation, elevated temperature in combination with high relative humidity and elevated temperature in combination with accelerated air-speed.