產品介紹
![](https://www.shang-yi.com.tw/cache/cutw_290h_243/png/1436341843.png)
詳細說明
排煙閘門(排煙口) | |
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SY-SD-1001 | □ TAF-Class I |
SY-SD-1002 | □ TAF-Class II |
SY-SD-1003 | □ 加氣密條 |
SY-SD-1004 | □ 標準品 |
進風閘門(進風口) | |
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SY-SD-1001 | □ TAF-Class I |
SY-SD-1002 | □ TAF-Class II |
SY-SD-1003 | □ 加氣密條 |
SY-SD-1004 | □ 標準品 |