Unverified85% confidenceDecision RuleTime unknown
边缘漏光是遮光效果的最大短板，即使99%遮光布，若窗帘宽度小于窗户1.5-2倍、且未做到超出窗框两侧各15cm、顶部安装帘盒或吊顶轨道，实际遮光效果会大打折扣
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85%
Confidence
Long-term
Relevance
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Unverified追求全遮光时窗帘宽度需超出窗户两侧各20cm、顶部用罗马杆改轨道或加装帘盒挡光，否则边缘和顶部漏光会让99%遮光布实际体验大打折扣89% similarUnverified遮光效果的关键是四周漏光控制而非布本身：窗帘宽度需为窗框宽的2倍（打褶）、高度覆盖窗框上下各15cm以上、两侧超出窗框10cm，否则边缘漏光会破坏全遮光86% similarUnverified真正的遮光关键在于窗帘四周的漏光而非布料本身：需帘布左右各超出窗框15-20cm、顶部用箱式帘头或吊顶暗轨，底部离地1-2cm，否则再高遮光率也漏光成框85% similarUnverified追求遮光率不能忽视透光边缘：即使布料100%遮光，窗帘与墙面间隙、顶部漏光仍会大量透光。需搭配轨道弯头包边或加宽帘布至窗户两侧各20cm以上，顶部用箱式帘头或安装到天花板85% similarUnverified门帘遮光效果受漏光缝隙影响远大于布料本身，门框上方需预留20cm以上重叠高度、两侧各超出门框10-15cm，才能避免边缘漏光形成光晕85% similar
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