JIS A4714:1985 pdfダウンロード。PVC Windows for Interior Installed 1.scope This Japanese Industrial Standard specifies PvC windows for interiorinstalled used for multiple windows at an opening in the outer wall of a building,hereinafter referred to as the “windows for interior installed”. Note (‘) The PvC windows for interior installed shall be the windows for interior installed in the multiple windows using a glass，except forthose for exterior installed.Their main components shall be of extruded materials according to JIS K 6740，and steel and aluminiumalloy materials shall be used together as reinforcement，as required. Remark: The units and numerical values given in { } in this...