Unverified90% confidenceDecision RuleTime unknown
真正的遮光效果靠罗马杆两端加装遮光挡光片或使用天轨+侧封条，普通窗帘杆本身不遮光——追求卧室完全遮光应选择天轨轨道+两侧包边距墙2cm以上，或罗马杆外加遮光盒
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Unverified遮光窗帘的实际遮光效果取决于安装方式：罗马杆/挂钩式两侧和顶部会漏光，全遮光需选择包裹式轨道（暗轨+侧封）或加装遮光盒/回形弯轨，让窗帘紧贴墙面并超出窗框两侧各15-20cm91% similarUnverified罗马杆（明杆）安装遮光率天生打折，杆与顶之间必漏光；追求遮光优先选轨道暗装+帘盒或加装遮光挡光片，罗马杆更适合装饰性半遮光需求86% similarUnverified遮光窗帘遮光率高度依赖安装方式：罗马杆/挂钩式两侧与顶部会漏光，真正实现暗房需做U型侧封轨道+顶部封边+帘布超出窗框两侧各15cm、底部落地，仅换布不改安装遮光效果打折严重86% similarUnverified遮光要真正做满需侧封+顶封+底部加长：布料两侧回墙、罗马杆改暗轨盒、帘底超过窗台20cm以上，否则光从边缝溢出仍不算全遮光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% similar
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