| 摘要 |
PROBLEM TO BE SOLVED: To provide a sash whose airtight member is excellent in a follow-up property to improve the airthightness and further, which is favorable in the cost. SOLUTION: This sash is provided with a square frame body 2 formed of the top and bottom rails 2a, 2b, respectively and the right and left stiles 2c, 2c, respectively sliding doors 3a, 3b openably fitted in the frame body 2, and an airtight member 16 provided between the frame body 2 and the sliding doors 3a, 3b. The airtight member 16 is constituted of a fitting part 16a attached to either the frame body 2 or one of the sliding doors 3a, 3b, a semirigid or rigid sliding contact part 16b slidably getting into contact with the other side, and a flexible connection part 16c connecting the sliding contact part 16b and the fitting part 16a.
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