pvc profile for windows and doors different series,60.70series are available 4.5.6 chambers international standard,good price pvc profile for windows and doorsdifferent series are available,60.70 series4chambers for 60series and 5 and 6 chambers for 70 seriesoutwall thickness 2.8mmwhite colour RAL9016,it can resist uv radiation and it is not fading at least 20 yearseuropean style,international ...