Unverified87% confidenceDecision RuleTime unknown
隔音板边缘密封是决定实际效果的关键，即使板材再好，若与窗框存在＞2mm缝隙，漏音会使降噪量下降50%以上，安装时必须配合密封条或密封胶填充
1
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87%
Confidence
Long-term
Relevance
-
First Seen
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Unverified隔音效果70%取决于安装密封性而非窗帘本身：需选轨道式安装并做到帘顶贴顶、两侧超出窗框15-20cm、底部垂地，罗马杆两侧漏光缝隙会让隔音打折83% similarUnverified需要隔音降噪的选带自动升降机构的门底密封条（开门抬起、关门下压），密封面完全贴地可降低3-8分贝，普通粘贴式因摩擦会留缝隙隔音效果有限81% similarUnverified隔音门的实际隔音效果70%取决于门缝密封而非门板本身，门框四周需带磁性密封条+门底自动升降密封条（落地条），否则标称40dB也漏音严重79% similarUnverified临街或需强降噪的房间，优先采用侧封+顶封安装（用魔术贴或轨道盒封住窗帘两侧和顶部缝隙），普通挂杆漏音缝隙会让隔音效果大打折扣79% similarUnverified门缝密封性对隔音的影响权重超过门芯本身，门底缝隙3mm以上可使整体隔音下降5-8dB，选购必须确认门套四周有磁性密封条+门底自动升降密封条（落地密封条）78% similar
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