| 摘要 |
The invention concerns a counter-frame structure for door/window frames, suitable for insertion in an opening in an external wall (5) or roof of a building, consisting of a counter-frame (10) for a door/window frame and an insulating surround (12) in a heat insulation material which encloses the counter-frame (10) at least on the sides facing the said wall (5) and towards the exterior of the building, where the said counter-frame (10) and insulating surround (12) are interconnected in such a way as to form a single block to be inserted in the opening in the wall (5). |
