Unverified85% confidenceDecision RuleTime unknown
建议按窗口宽度的2倍订购帘宽，褶皱充分才能发挥较好的隔音与遮光效果；若按1.5倍购买则隔音和遮光均会明显打折
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85%
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Long-term
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Unverified遮光帘的褶皱倍数（打褶比）建议选2.0倍（即成品宽度是窗宽的2倍），1.5倍偏平价但垂感和遮光边缘密封差，2.0倍以上遮光、隔音、垂感均更佳但用料和成本上升89% similarUnverified预留褶皱倍数决定遮光效果：布料宽度应为窗宽的2-2.5倍才能形成足够褶皱防止漏光，1.5倍以下会显得平直且侧边漏光，实际遮光大打折扣86% similarUnverified遮光布挂钩式安装比穿杆式褶皱更立体、遮光更好，但需搭配窗轨；褶皱倍数（布料宽度/窗宽）应达到2.0-2.5倍才有饱满效果，倍数＜1.8显得单薄且遮光打折86% similarUnverified褶皱比（布料宽度/杆宽）决定垂坠和遮光完整度，遮光窗帘建议2.0-2.5倍褶皱；低于1.5倍会出现平贴漏光和廉价感，加宽褶皱后遮光边角衔接更严密85% similarUnverified打褶倍数（褶皱比）建议2.0倍以上，低于1.8倍窗帘拉开后偏平、遮光和隔音效果打折；计算用布量时按窗宽×褶皱倍数下单85% similar
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