Flexible sheets for waterproofing - Plastic and rubber sheets for roof waterproofing - Method for exposure to bitumen; English version of DIN EN 1548:2007-11
This European Standard specifies a method of exposing test specimens of plastic and rubber sheets for
roofing free from all external restraint, to contact with bitumen at an elevated temperature and methods for
determining the changes in properties resulting from such exposure.
The methods for determination of changes in properties are specified as follows:
a) changes in mass directly after contact with bitumen;
b) changes in physical properties after contact with bitumen.