Unverified88% confidenceDecision RuleTime unknown
免打孔（顶部胶贴/窗框卡扣）承重上限约2-3kg，仅适合宽度≤1.5m、高度≤2m的中小窗；超过此尺寸或电动卷帘必须打孔固定，否则易脱落
1
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88%
Confidence
Long-term
Relevance
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Unverified免打孔安装（顶端顶固/胶贴）承重上限约3-5kg，窗宽超过1.5米或使用高克重面料时会下垂脱落，应改用打孔固定92% similarUnverified免打孔伸缩杆（撑杆式）单侧承重通常仅3-5kg，只适合窗幔、纱帘或宽度＜1.5m的轻质窗帘；遮光窗帘因面料厚重（约0.4-0.6kg/㎡）易导致伸缩杆下坠或脱落，2m以上遮光帘必须用打孔固定的罗马杆或轨道91% similarUnverified免打孔窗帘（伸缩杆/免钉支架）单侧承重上限约3-5kg，仅适合宽度≤2米、克重轻的薄纱或半遮光布；宽度＞2米或全遮光厚布必须打孔安装或用罗马杆固定，否则易脱落或中间下垂90% similarUnverified免打孔杆整体承重上限普遍不超过8-10kg，若窗帘宽度超过2米需分段挂或用多个粘贴支座分担，单杆跨度过大中间会下垂89% similarUnverified免打孔安装（顶撑/胶贴）仅适用于窗框深度≥4cm且承重面为平整硬质墙体，单幅宽度建议＜1.2米、面料不宜过重；宽度超1.5米或重型涂层面料必须打孔固定，否则易脱落下垂88% similar
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