| 摘要 |
A heat insulating window 1 which has a window frame 2, and a frame 8 fixed to an inner side of the window frame, and which is formed by fitting light control glass 7 as glass pane in the frame 8. The window frame 2 comprises a heat insulating frame having an indoor side frame member 4, an outdoor side frame member 5, and a heat insulating material 6 interposed between the indoor and outdoor side frame members 4 and 5, while the frame 8 comprises a heat insulating frame having an indoor side frame member 9, an outdoor side frame member 10, and a heat insulating material 12 interposed between the indoor and outdoor side frame members 9 and 10. Thus, a heat insulating window capable of reducing the escape and entry of heat from and into a room to a minimum level, reducing the air-conditioning cost and improving the comfortableness to live in the room, and having light-controllability is provided. <IMAGE> |
