Ключевые слова:
Marking|Installation|Dimensional tolerances|Weight tolerances|Unplasticized polyvinyl chloride|Ultraviolet radiation|Surface spread of flame|Testing conditions|Dimensional measurement|Test specimens|Maintenance|Colour fastness|Grades (quality)|Construction systems parts|Polyvinyl chloride|Test equipment|Designations|Extruding|Colour-fastness tests|Environmental testing|Flatness (surface)|Flatness measurement|Impact testing|Thickness|Width|Cellular materials|Artificial weathering tests