Unverified85% confidenceDecision RuleTime unknown
选克重≥350g/m²的三层复合结构（面料+吸音棉/记忆棉夹层+背衬），单层薄绒布几乎无隔音作用
1
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85%
Confidence
Long-term
Relevance
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Unverified有效隔音需克重≥600g/㎡的多层复合面料（如三层织物+中间毛毡/记忆棉夹层），单层遮光布仅遮光不隔音，选购时应问明克重而非只看厚度手感86% similarUnverified隔音窗帘常见结构为三层：外层装饰布、中层隔音毡/记忆海绵、内层遮光衬，主流有效产品中层夹层厚度约2-5mm，克重在500-900g/㎡区间84% similarUnverified门芯材料隔音排序：多层实木/密度板复合＞岩棉+隔音棉填充＞纯蜂窝纸；蜂窝纸门芯轻便廉价但隔音仅25dB左右，重量＜15kg的室内门普遍是蜂窝结构83% similarUnverified追求隔音效果需选克重≥300g/㎡的加厚植绒或棉麻厚料，配合褶皱比1:2.5以上（即窗宽3米需用7.5米布料），厚料+密褶才能形成声波缓冲；单纯遮光涤纶薄料几乎无隔音作用83% similarUnverified追求隔音应选克重≥300g/㎡、面料厚重且带绒毛结构（如植绒、雪尼尔）的窗帘，并做2-2.5倍褶皱打褶，褶皱越密隔音吸声越好；单薄遮光布几乎无隔音作用82% similar
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