| 摘要 |
The present invention relates to a reinforcement material for a window. The purpose of the present invention is to reduce the weight and improve insulation properties of a window by installing a reinforcement member of a composite material in a portion of the metallic reinforcement material. To achieve the purpose, the present invention comprises: a window frame; the reinforcement material inserted into the window frame; and the reinforcement member installed in one or more spots of the portion of the reinforcement material. |
