Flexible sheets for waterproofing - Determination of thickness and mass per unit area - Part 1: bitumen sheets for roof waterproofing.

Document Number: NL EN 1849 1 : 2008
Sector: Construction Materials and Building
TC: No
ICS: 91.100.50
This European Standard specifies a methods for the determination of "overall thickness" (method A) and "overall or component thickness" (method B) and "mass per unit area" of bitumen sheets for roofing. The determination of overall thickness by method A is only applicable to unembossed sheets. The determination of overall thickness by method B is applicable to embossed and unembossed sheets and can also be used for composite thickness measurements.