| 摘要 |
The purposes of the present invention are to solve a noise problem personally, and to save energy by ventilation with solving the noise problem. In contrast with an existing product, a noise-proof window according to the present invention is attachable or detachable like a window at each house not adjacent to a road. The noise-proof window has molded protruding parts (110), wherein the protruding part (110) has a ventilation hole (111) which is formed at the top thereof and is used for the ventilation, has a sound reflecting lower plate (112) which is formed at the bottom thereof, and sound reflecting side plates (113) which are formed at the sides thereof and are noise-proof. In addition, the noise-proof window having grooves at the upper, the lower, the left, and the right side thereof can be attached to or detached from a window frame, and can move left and right. |
