| 摘要 |
PURPOSE: A prefabricated windproof device is provided to preventing the inflow of exterior air through a gap of a window by easily attaching or removing windproof vinyl. CONSTITUTION: A prefabricated windproof device comprises a lower frame(2) and an upper frame(3). The lower frame is fixed to a window exterior frame(10) with fixing bolts(9). The lower frame comprises lower joints(4a,4b), a fixture(5) for fixing windproof vinyl(7), a mount(6) for attachment of windproof vinyl, and a support(8) for keeping airtight seal. The upper frame comprises upper joints(3a,3b) which is fitted to the lower joints of the lower frame. |
