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 determiningThe 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.
EN 1548:2007 history
2007EN 1548:2007 Flexible sheets for waterproofing - Plastic and rubber sheets for roof waterproofing - Method for exposure to bitumen