RENOVATION SASH AND CONSTRUCTION METHOD OF RENOVATION SASH

摘要

PROBLEM TO BE SOLVED: To provide a renovation sash and a construction method of the renovation sash capable of easily installing an air-tight material between a new frame and an existing frame.;SOLUTION: A renovation sash 1 includes a new frame 4 which is disposed at the inner peripheral side of an existing frame 2 which is attached to an opening in a wall partitioning between indoor and outdoor. The renovation sash has an air-tight material 6 for covering a gap between the existing frame 2 and the new frame 4. The air-tight material 6 is disposed at the indoor side of the existing frame 2 and the new frame 4. The construction method of the renovation sash for attaching the new frame 4 at the inner peripheral side of the existing frame 2 disposed in the opening in the wall partitioning the indoor and the outdoor includes an air-tight material installation step of installing the air-tight material 6 between the existing frame 2 and the new frame 4. In the air-tight material installation step, the air-tight material 6 is installed at the indoor side of the existing frame 2 and the new frame 4.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2018,JPO&INPIT