Unverified85% confidenceDecision RuleTime unknown
定制百叶帘测量误差控制：内嵌安装成品宽度应比窗洞实测小0.5-1cm避免卡窗，外挂则每边多留5cm以上盖住漏光；建议同一窗洞多点测量取最小值，老房窗洞常不方正
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Unverified定制百叶通常需预留窗框尺寸误差：内嵌安装成品宽度比实测窗框内宽小0.5-1cm，外装宽度比窗口每侧多5-8cm以保证遮挡91% similarUnverified定制卷帘测量：内装量窗洞净宽减1-2cm，外装量窗洞外沿每侧加5-10cm并预留顶部安装高度10-15cm，先确定安装方式再测量避免尺寸报废90% similarUnverified测量安装尺寸时，内嵌式安装（帘框在窗洞内）需减去2-3cm避免卡顿，外挂式安装需每侧多出窗框10-15cm防漏光；卫浴小窗常见宽度40-80cm，测量宽高各3点取最小值90% similarUnverified卷帘尺寸定制的关键是面料宽度比支架安装宽度小约3-3.5cm（内装时），测量误差需控制在±0.5cm内；下单时务必确认商家标注的是‘成品宽’还是‘洞口宽’，二者混淆是漏光和卡顿的主因88% similarUnverified定制尺寸测量：内嵌安装（装在窗洞内）宽度应减1-2cm留缝，会牺牲侧边遮光；外挂安装（装在墙面/窗框外）宽度每边加宽10-15cm、上方加高10-20cm才能有效遮挡漏光，全遮光务必选外挂88% similar
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