| 摘要 |
PROBLEM TO BE SOLVED: To provide a window screen capable of inexpensively and aesthetically satisfying the prevention of condensation of a glass surface and condensation generated in a sash frame, without replacing a glass window, in a window of a house. SOLUTION: A conventional window screen sash is fixed to a window screen sash frame 1a by utilizing a part, and a fixing case 5 fixing a condensation preventive sheet 3 is fixed by a machine screw 6, and the condensation preventive sheet 3 is sandwiched and fixed by the fixing case 5 and a fixing case cover 4a. Thus, an air layer can be formed between a sash glass door, a window screen with the condensation preventive sheet and a sash with the condensation preventive sheet. Generation of condensation is prevented by reducing the cold of a glass door without making outside air directly touch the glass window. COPYRIGHT: (C)2009,JPO&INPIT
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