| 摘要 |
This invention relates to the water-tight performance of an exterior curtain wall system assembled from multiple wall panels (11) an d glass window panes. The design utilizes concealed water drainage mechanism w ithin pressure equalized wall cavities and thus prevents the exterior water from reaching the field formed sealed wall joints (12, 13). T herefore, any deficiencies in field workmanship or durab ility of sealant material will not produce water leakage problem.
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