| 摘要 |
The outdoor window includes a sealing member provided between each sliding sash and sill so that a sealing portion is pressed when a wind pressure is applied to the sliding sashes from the outdoor side, drain grooves provided on a top surface of the sill, water collecting grooves having a width wider than the width of the drain grooves and being provided immediately below the drain groove, drain ports provided at a bottom of the water collecting grooves; a guiding hollow portion provides immediately below the drain ports for guiding rainwater outdoors, and an outdoor drain port provided at an outdoor side of the guiding hollow portion. The water collecting grooves and the guiding hollow portion communicate with outside air.
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